|
Root |
Meaning in English |
Origin Language |
Etymology (Root Origin) |
English Examples |
|
ob-, os- |
against |
Latin |
obstinate, ostentatious, obstreperous |
|
|
oct- |
eight |
Greek |
(oktō) |
octagon, octahedron |
|
oct- |
eight |
Latin |
octo |
octangular, octennial, octovir |
|
octav- |
eighth |
Latin |
octavus |
octaval |
|
octogen- |
eighty each |
Latin |
octogeni |
octogenary |
|
octogesim- |
eightieth |
Latin |
octogesimus |
octogesimal |
|
octon- |
eight each |
Latin |
octoni |
octonary |
|
ocul- |
eye |
Latin |
oculus, oculare |
ocular |
|
od- |
hate |
Latin |
odium |
odious |
|
-ode- |
path, way |
Greek |
anode, odometer |
|
|
odont- |
tooth |
Greek |
(odous) |
odontology |
|
odor- |
fragrant |
|||
|
oecious- |
house of |
Greek |
(oikos) |
|
|
oed- |
swollen |
|||
|
oen- |
wine |
Greek |
(oinos) |
|
|
oesoph- |
gullet |
Greek |
(oisophagos) |
|
|
ogdo- |
eighth |
Greek |
(ogdoos) |
|
|
-oid |
like |
Greek |
(-oeides) |
|
|
olecran- |
skull of elbow |
|||
|
ole- |
oily |
Latin |
||
|
olig- |
few |
Greek |
(oligos) |
oligarchy |
|
oliv- |
olive |
Latin |
oliva |
|
|
-oma |
cancer |
Greek |
||
|
omas- |
paunch |
Latin |
omasum |
|
|
oment- |
fat skin |
Latin |
omentum |
|
|
omin- |
Latin |
omen, ominis |
ominous |
|
|
omm- |
eye |
|||
|
omni- |
all |
Latin |
omnis |
omnipotence |
|
omo- |
shoulder |
Latin |
||
|
omphal- |
navel |
Greek |
omphalectomy |
|
|
oner- |
burden |
Latin |
onus, oneris |
onerous |
|
onom- |
name |
Greek |
όνομα (onoma) |
onomatopoeia |
|
ont- |
existing |
Greek |
ontology |
|
|
-onym |
name |
Greek |
(-onum) |
pseudonym |
|
oo- |
egg |
Greek |
(oion) |
|
|
opac- |
shady |
Latin |
opacus |
opacity |
|
oper- |
work |
Latin |
opus, operis |
opera |
|
opt- |
choose |
Latin |
optare |
optional |
|
optim- |
best |
Latin |
optimus |
optimum |
|
op(t)- |
eye |
Greek |
optos |
optical |
|
operculum- |
little cover |
|||
|
ophi- |
snake |
Greek |
ophis |
|
|
ophthalm- |
eye |
Greek |
(ophthalmos) |
ophthalmology |
|
opisth- |
behind |
Greek |
||
|
opoter- |
either |
|||
|
or- |
mouth |
Latin |
os, oris |
oral, orator |
|
orb- |
circle |
Latin |
orbis |
orbit |
|
orch- |
testicle |
|||
|
ordin- |
Latin |
ordo, ordinis |
ordinal, ordinary |
|
|
ori- |
Eastern |
Latin |
oriri |
orient |
|
orn- |
Latin |
ornare |
ornament, ornate |
|
|
ornith- |
bird |
Greek |
ornithology |
|
|
orth- |
straight |
Greek |
(orthos) |
orthosis |
|
os(ti)- |
mouth |
|||
|
os(s/t)- |
bone |
osteoporosis |
||
|
oscill- |
swing |
Latin |
oscillation |
|
|
ostrac- |
shell |
Greek |
ostracize |
|
|
ot- |
ear |
Greek |
otology |
|
|
ov- |
egg |
Latin |
ovum |
oval, ovule |
|
ovi- |
sheep |
Latin |
ovis |
ovine |
|
oxy- |
sharp, pointed |
Greek |
(oxus) |
oxymoron |
|
Root |
Meaning in English |
Origin Language |
Etymology (Root Origin) |
English Examples |
|
pac- |
peace |
Latin |
pax, pacis |
pacify, pacifist |
|
pach- |
thick |
Greek |
(pachus) |
pachydermata |
|
paed- |
child |
Greek |
παις, παιδος (pais, paidos) |
paediatric |
|
pagin- |
page |
Latin |
pagina |
pagination |
|
pal- |
stake |
Latin |
palus |
impale |
|
palae-, pale- |
ancient, old |
Greek |
(palaios) |
paleontology |
|
palin- |
back |
Greek |
παλιν (palin) |
palindrome |
|
pall- |
pale |
Latin |
pallere |
pallid, pallor |
|
palli- |
mantle |
Latin |
pallium |
pallium |
|
palm- |
palm |
Latin |
palma |
palmate |
|
palustr(i)- |
in marshes |
Latin |
paluster |
palustral |
|
pan-, pam- |
all |
Greek |
πας (pas) |
pandemic |
|
pand-, pans- |
spread |
Latin |
pandere, pansus |
expand, expansion |
|
par(a)- |
beside, near |
Greek |
παρα (para) |
parallel, parameter |
|
pariet- |
wall |
Latin |
paries, parietis |
parietal |
|
part(i)- |
part |
Latin |
pars, partis |
partition |
|
parv- |
little |
Latin |
parvus |
|
|
pasc-, past- |
feed |
Latin |
pascere, pastus |
pasture, repast |
|
pass- |
pace, step |
Latin |
passus |
|
|
passer- |
sparrow |
Latin |
passer |
passeriform, passerine |
|
pat- |
be open |
Latin |
patere |
patent |
|
path- |
to feel, hurt |
Greek |
παθος (pathos) |
pathetic, pathology |
|
pati-, pass- |
suffer; feel; endure; permit |
Latin |
pati, passus |
passive, patient |
|
patr(i)- |
father |
Latin |
pater, patris |
patrilocal, patriarch |
|
pauc- |
Latin |
paucus |
paucity |
|
|
pav- |
Latin |
pavement |
||
|
pecc- |
sin |
Latin |
peccare |
impeccable |
|
pect- |
fixed |
Greek |
(pēktos) |
pectic, pectin |
|
pector- |
chest |
Latin |
pectus, pectoris |
pectoral |
|
pecun- |
money |
Latin |
pecunia |
pecuniary |
|
ped- |
child |
Greek |
παις, παιδος (pais, paidos) |
pedagogy |
|
ped- |
foot |
Latin |
pes, pedis |
pedal |
|
pejor- |
worse |
Latin |
pejor |
pejorative |
|
pel-, puls- |
drive |
Latin |
pellere |
propellent, propulsion |
|
pen- |
almost |
Latin |
paene |
peninsula, penultimate, penumbra |
|
pend-, pens- |
hang |
Latin |
pendere |
suspend |
|
penia- |
deficiency |
Latin |
||
|
penn-, pinn- |
feather |
Latin |
penna |
pennate |
|
pent- |
five |
Greek |
(pente) |
pentagon |
|
pentecost- |
fiftieth |
Greek |
(pentekostos) |
pentecostalism |
|
pept- |
Greek |
peptic |
||
|
per- |
thoroughly, through |
Latin |
per |
perfect, persistent |
|
peran- |
across, beyond |
Greek |
||
|
peri- |
around |
Greek |
perimeter, periscope |
|
|
persic- |
peach |
Greek |
||
|
pessim- |
worst |
Latin |
pessimus |
pessimal |
|
pet- |
Latin |
petere |
appetite, competition |
|
|
petr- |
rock |
Greek |
(petra) |
petroglyph |
|
phaeo- |
dark |
Greek |
||
|
phag- |
eat |
Greek |
φαγειν phagein |
sarcophagus |
|
phalang- |
close formation of troops |
Greek |
(phalanx, phalangos) |
|
|
phalar- |
shining |
Greek |
(phalaros) |
|
|
phanero- |
visible |
Greek |
φανερος |
|
|
pher- |
bear, carry |
Greek |
φερω |
pheromone |
|
philia- |
love, friendship |
Greek |
φιλια |
|
|
phleg- |
Greek |
|||
|
phloe- |
tree bark |
|||
|
phob(ia)- |
fear |
Greek |
() |
hydrophobia |
|
phon- |
sound |
Greek |
φονη (phone) |
microphone, phonograph |
|
phor- |
carry |
Greek |
(phoros) |
metaphor |
|
phos-, phot- |
light |
Greek |
φως |
photograph |
|
phragm- |
fence |
Greek |
(phragma) |
diaphragm |
|
phren- |
diaphragm, mind |
schizophrenia |
||
|
phryno- |
toad, toad-like |
|||
|
phyl- |
tribe |
|||
|
phyll- |
leaf |
Greek |
(phullon) |
chlorophyll |
|
physa- |
bladder |
|||
|
phys- |
nature |
Greek |
physics |
|
|
phyt- |
plant |
Greek |
(phuton) |
neophyte |
|
pic- |
pitch |
Latin |
pix, picis |
|
|
pil- |
hair |
Latin |
||
|
pin- |
pine |
Latin |
||
|
ping-, pict- |
paint |
Latin |
pingere |
picture |
|
pino- |
drink |
Greek |
pinocytosis |
|
|
pir- |
pear |
Latin |
||
|
pisc- |
fish |
Latin |
piscis |
Pisces |
|
pisum- |
pea |
|||
|
plac- |
plate, tablet |
Greek |
||
|
plac- |
calm |
Latin |
placare, placatus |
placate |
|
plac-, -plic- |
please |
Latin |
placēre, placitus |
placid |
|
plagi- |
oblique |
Greek |
(plagios) |
|
|
plan- |
flat |
Latin |
planus |
explanation, planar |
|
plang- |
Latin |
plangere |
plangent |
|
|
plas- |
mould |
Greek |
plasma, plastic |
|
|
platy- |
flat, broad |
Greek |
(platus) |
platypus |
|
plaud-, plaus- |
clap |
Latin |
plaudere, plausus |
applaud |
|
ple-, plet- |
fill |
Latin |
plere |
complete, suppletive |
|
pleb- |
Latin |
plebs, plebis |
plebian |
|
|
plect-, plex- |
plait |
Latin |
plectere |
|
|
plen- |
full |
Latin |
plenus |
plenary |
|
plesi- |
near |
Greek |
(plēsios) |
|
|
pleth- |
full |
Greek |
(plēthos) |
plethora |
|
pleur- |
side |
Greek |
pleura |
|
|
plex- |
interwoven |
Greek |
(plexis) |
|
|
plic- |
fold |
Latin |
plicare |
duplication, replicate |
|
plinth- |
brick |
Greek |
(plinthos) |
|
|
plor- |
Latin |
plorare |
implore |
|
|
plu- |
rain |
Latin |
||
|
plum- |
feather |
Latin |
pluma |
plumage, plumate |
|
plumb- |
lead |
Latin |
plumbum |
|
|
plur- |
Latin |
plural |
||
|
plurim- |
most |
Latin |
plurimus |
|
|
plus- |
more |
Latin |
plus |
|
|
pluvi- |
rain |
Latin |
pluvia |
pluvial |
|
pneu- |
air, lung |
Greek |
pneumatic |
|
|
pod- |
foot |
Greek |
(pous, podos) |
podiatry, tripod |
|
pogo- |
beard |
pogonotrophy |
||
|
poie- |
make |
Greek |
ποιεω |
poiesis |
|
pol- |
city |
Greek |
πολις (polis) |
metropolis, politics |
|
pol- |
pole |
Greek |
(polos) |
dipole |
|
pol- |
pole |
Latin |
polus |
polar |
|
polem- |
war |
Greek |
πολεμος (polemos) |
polemic |
|
poli(o)- |
grey |
Greek |
(polios) |
|
|
pollic- |
thumb |
Latin |
pollex, pollicis |
|
|
pollin- |
Latin |
pollen, pollinis |
pollination |
|
|
poly- |
many |
Greek |
πολυς (polus) |
polygon |
|
pon-, posit- |
put |
Latin |
ponere, positus |
component, position, postpone |
|
ponder- |
weight |
Latin |
pondus, ponderis |
ponderable |
|
pont- |
bridge |
Latin |
pons, pontis |
pontoon |
|
popul- |
people |
Latin |
populus |
population |
|
por- |
passage |
Greek |
πορος (poros) |
pore |
|
porc- |
pig |
Latin |
porcus |
porcine, pork |
|
porphyr- |
purple |
Greek |
(porphura) |
porphyrin |
|
port- |
gate |
Latin |
porta |
portal |
|
port- |
carry |
Latin |
portare, portatus |
export, transportation |
|
post- |
after, behind |
Latin |
post |
posterior, postscript |
|
pot- |
drink |
Latin |
potare |
potable |
|
potam- |
river |
Greek |
ποταμος (potamos) |
Mesopotamia |
|
prasin- |
leek-green |
Greek |
(prasinos) |
prasinous |
|
prat- |
meadow |
Latin |
pratum |
|
|
prav- |
crooked |
Latin |
pravus |
depravity |
|
pre- |
before |
Latin |
prae |
previous |
|
prec- |
pray |
Latin |
prex, precare |
deprecation |
|
pred- |
Latin |
praedari |
predator |
|
|
prehend-, prend- |
grasp |
Latin |
prehendere |
comprehend |
|
prem-, -prim-, press- |
press |
Latin |
premere, pressus |
pressure |
|
presb- |
old |
Greek |
πρεσβυς (presbus) |
Presbyterianism |
|
preter- |
past |
Latin |
praeter |
preterite, pretermission |
|
preti- |
price |
Latin |
pretium |
|
|
prim- |
first |
Latin |
primus |
primary, primeval, primitive |
|
prior- |
former |
Latin |
prior |
priority |
|
priv- |
separate |
Latin |
privare, privatus |
deprivation |
|
pro- |
before, in front of |
Greek |
προ (pro) |
|
|
pro- |
for, forward |
Latin |
pro |
propulsion |
|
prob- |
try |
Latin |
probare |
probation |
|
proct- |
anus |
Greek |
(proktos) |
proctology |
|
propri- |
Latin |
proprius |
appropriate |
|
|
pros(o)- |
forward |
Greek |
(pros) |
|
|
prot(o)- |
first |
Greek |
πρωτος (prōtos) |
protoplasm |
|
proxim- |
nearest |
Latin |
proximus |
proximity |
|
prun- |
plum |
Latin |
prunus |
prune |
|
psamma- |
sand |
Greek |
(psammos) |
|
|
pseud(o)- |
FALSE |
Greek |
(pseudos) |
pseudonym |
|
psil(o)- |
bare |
Greek |
(psilos) |
epsilon |
|
psych(o)- |
mind |
Greek |
ψυχη (psychē) |
psycho |
|
psychr(o)- |
cold |
Greek |
(psuchros) |
|
|
pter- |
wing, fern |
Greek |
(pteron) |
helicopter |
|
pto- |
fall |
Greek |
ptosis |
|
|
ptyal- |
sahva |
|||
|
ptych- |
fold, layer |
Greek |
(ptuchē) |
triptych |
|
pubi- |
sexually mature |
|||
|
public- |
Latin |
publicus |
publication |
|
|
pude- |
Latin |
pudere |
impudent |
|
|
pugn- |
fight |
Latin |
pugnare |
pugnacious, repugnant |
|
pulchr- |
beautiful |
Latin |
pulcher, pulchri |
pulchritude |
|
pulmon- |
lung |
Latin |
pulmo, pulmonis |
pulmonary |
|
pulver- |
dust |
Latin |
pulvis, pulveris |
pulverize |
|
pung-, punct- |
prick |
Latin |
pungere |
puncture, pungent |
|
puni- |
punish |
Latin |
punire |
punitive |
|
pup- |
doll |
Latin |
pupa |
pupa, puppet |
|
pur- |
pure |
Latin |
purus |
impure, purity |
|
purg- |
Latin |
purgare |
expurgate, purgatory |
|
|
purpur- |
purple |
Latin |
purpura |
|
|
put- |
think |
Latin |
putare |
compute, putative |
|
pygo- |
rump |
|||
|
pyl- |
gate |
Greek |
(pulon) |
pylon |
|
pyro- |
heat, fire |
Greek |
pyro |
|
|
Root |
Meaning In English |
Origin Language |
Etymology (Root Origin) |
English Examples |
|
quadr- |
four |
Latin |
quattuor |
quadrangle, quadrillion |
|
quadragen- |
forty each |
Latin |
quadrageni |
quadragenary |
|
quadragesim- |
fortieth |
Latin |
quadragesimus |
quadragesimal |
|
quart- |
fourth |
Latin |
quartus |
quartary quartile |
|
quasi- |
as if |
Latin |
quasi |
|
|
quatern- |
four each |
Latin |
quaterni |
quaternary, quaternion |
|
quati-, quass- |
shake |
Latin |
quatere |
|
|
quer-, -quir-, quesit-, -quisit- |
search, seek |
Latin |
quaerere |
Inquisition, query |
|
qui- |
Latin |
quies |
quiet |
|
|
quin- |
five each |
Latin |
quini |
quinary |
|
quindecim- |
fifteenth |
Latin |
quindecimus |
quindecimal |
|
quinden- |
fifteen each |
Latin |
quindeni |
quindenary |
|
quinque- |
five |
Latin |
quinque |
quinquennium |
|
quint- |
fifth |
Latin |
quintus |
quintary, quintile |
|
quot- |
how many, how great |
Latin |
quota, quotient |
|
|
Root |
Meaning in English |
Origin Language |
Etymology (Root Origin) |
English Examples |
|
rach- |
spine |
Greek |
(rhachis) |
|
|
rad-, ras- |
scrape, shave |
Latin |
radere, rasus |
abrade, abrasion |
|
radi- |
beam, spoke |
Latin |
radius, radiare |
radiation |
|
radic- |
root |
Latin |
radix, radicis |
eradicate, radical |
|
ram- |
branch |
Latin |
ramus |
ramification, ramose |
|
ran- |
frog |
Latin |
rana |
Rana |
|
ranc- |
rancidness, grudge, bitterness |
Latin |
rancere |
rancid, rancor |
|
rap- |
turnip |
Latin |
rapum |
|
|
raph- |
seam |
Greek |
||
|
rar- |
Latin |
rarus |
rarity |
|
|
rauc- |
harsh, hoarse |
Latin |
raucus |
raucous |
|
re-, red- |
again, back |
Latin |
re- |
recede, redact |
|
reg-, -rig-, rect- |
straight |
Latin |
regere, rectus |
dirigible, erect, erection, rectum |
|
rem- |
oar |
Latin |
remus |
bireme, trireme |
|
ren- |
kidney |
Latin |
renes |
renal |
|
rep-, rept- |
crawl, creep |
Latin |
repere, reptus |
reptile |
|
ret- |
net |
Latin |
rete |
reticle, retina |
|
retro- |
backward, behind |
Latin |
retro |
retrograde, retrospective |
|
rhabd- |
rod |
Greek |
(rhabdos) |
rhabdoid, rhabdom |
|
rhach- |
spine |
Greek |
(rhachis) |
rhachiodont |
|
rhag- |
tear, rent |
Greek |
rhagades |
|
|
rhe- |
flow |
Greek |
(rhein) |
rheostat |
|
rhin- |
nose, snout |
Greek |
(rhis, rhinos) |
rhinoplasty |
|
rhiz- |
root |
Greek |
(rhiza) |
rhizome |
|
rhod(o)- |
rose |
Greek |
(rhodon) |
rhododendron |
|
rhomb- |
Greek |
rhombus |
||
|
rhynch- |
snout |
Greek |
Rhynchobatus |
|
|
rid-, ris- |
laugh |
Latin |
ridere, risus |
derision, ridicule |
|
robor- |
oak, strength |
Latin |
robur, roboris |
corroboration |
|
rod-, ros- |
gnaw |
Latin |
rodere, rosus |
corrode, erosion, rodent |
|
rog- |
ask |
Latin |
rogare |
interrogation |
|
rostr- |
beak, prow |
Latin |
rostrum |
rostrum |
|
rot- |
wheel |
Latin |
rota, rotare |
rotation |
|
rub(e)r- |
red |
Latin |
ruber |
ruby |
|
rug- |
wrinkle |
Latin |
ruga, rugare |
corrugation |
|
rumin- |
throat |
Latin |
rumen, ruminis |
rumination |
|
rump-, rupt- |
break |
Latin |
rumpere, ruptus |
eruption, rupture |
|
rur- |
country |
Latin |
rus, ruris |
rural |
|
Root |
Meaning in English |
Origin Language |
Etymology (Root Origin) |
English Examples |
|
sacchar- |
sugar |
Greek |
(sakchar) |
saccharin |
|
sacr-, secr- |
sacred |
Latin |
sacer, sacrare |
consecrate, sacrament |
|
sagac- |
Wise |
Latin |
sagax, sagacis |
sagacity |
|
sagitt- |
arrow |
Latin |
sagitta |
Sagittarius |
|
sal- |
salt |
Latin |
sal, salis, salere |
salinity |
|
sali-, -sili-, salt- |
jump |
Latin |
salire |
resilient, salient, saltus |
|
salv- |
save |
Latin |
salvare |
salvation |
|
san- |
Latin |
sanus |
insane, sanity |
|
|
sanct- |
holy |
Latin |
sancire |
sanctify, sanctuary |
|
sanguin- |
blood |
Latin |
sanguis, sanguinis |
sanguine |
|
sapi-, -sipi- |
Latin |
sapere |
sapient |
|
|
sapon- |
soap |
Latin |
sapo, saponis |
saponification |
|
sarc(o)- |
flesh |
Greek |
σαρξ (sarx, sarkos) |
sarcophagus |
|
sativus- |
cultivated |
|||
|
saur- |
lizard, reptile |
Greek |
σαυρος (sauros) |
dinosaur |
|
saxum- |
rock |
|||
|
scab- |
scratch |
Latin |
scabere |
scabies |
|
scal- |
ladder, stairs |
Latin |
scala |
scale |
|
scalen- |
uneven |
Greek |
skalenos |
scalene |
|
scand-, -scend-, scans-, -scens- |
climb |
Latin |
scandere |
ascend |
|
scaph- |
anything hollow, bowl, ship |
Greek |
||
|
schem- |
plan |
Greek |
(schema) |
schematic |
|
schis- |
split |
Greek |
schism |
|
|
sci- |
know |
Latin |
scire |
prescient, science |
|
scind-, sciss- |
split |
Latin |
scindere |
scissors |
|
scler- |
hard |
Greek |
(skler-) |
scleroderma |
|
scoli- |
crooked |
Greek |
(skolios) |
scoliosis |
|
scop-, scopy, scept- |
look at, examine, view, observe |
Greek |
kaleidoscope |
|
|
scrib-, script- |
write |
Latin |
scribere |
inscribe, scripture |
|
sculp- |
carve |
Latin |
sculpere |
sculpture |
|
scut- |
shield |
|||
|
scyph- |
cup |
|||
|
se-, sed- |
apart |
Latin |
secede, sedition |
|
|
seba- |
tallow, wax |
Latin |
Sebum, sebaceous |
|
|
sec-, sect-, seg- |
cut |
Latin |
secare |
secant, section, segment |
|
sed- |
settle, calm |
Latin |
sedare |
sedative |
|
sed-, -sid-, sess- |
sit |
Latin |
sedere |
reside, sediment, session, supersede |
|
sedec- |
sixteen |
Latin |
sedecim |
sedecimal |
|
segetum- |
in cornfields |
|||
|
sei- |
shake |
Greek |
(seismos) |
seismograph |
|
selen- |
moon |
Greek |
||
|
sella- |
saddle, seat |
|||
|
sema- |
Greek |
(sema) |
semantics, semaphore |
|
|
semi- |
half |
Latin |
semis |
semi-final |
|
semin- |
seed |
Latin |
semen, seminis |
insemination |
|
sen- |
old man |
Latin |
senex, senis |
senator, senility |
|
sen- |
six each |
Latin |
seni |
senary |
|
senti-, sens- |
feel |
Latin |
sentire, sensus |
consensus |
|
sept- |
Latin |
saeptum |
||
|
sept- |
seven |
Latin |
septem |
septennium |
|
septen- |
seven each |
Latin |
septeni |
septenary |
|
septim- |
seventh |
Latin |
septimus |
|
|
septuagen- |
seventy each |
Latin |
septuageni |
septuagenary |
|
septuagesim- |
seventieth |
Latin |
septuagesimus |
septuagesimal |
|
septuagint- |
seventy |
Latin |
septuaginta |
Septuagint |
|
sequ-, secut- |
follow |
Latin |
sequere |
consecutive, sequence |
|
ser(olu)- |
any body fluid |
|||
|
ser- |
late |
Latin |
serus |
|
|
serp- |
crawl |
Latin |
serpere |
serpent |
|
serr- |
saw, saw-toothed |
Latin |
serra, serrare |
serration |
|
serv- |
Latin |
servare |
conservation |
|
|
sesqui- |
Latin |
sesqui |
||
|
set- |
hair |
|||
|
sever- |
Latin |
severus |
severity |
|
|
sex-, se- |
six |
Latin |
sex |
semester, sexangle, sexennium |
|
sexagen- |
sixty each |
Latin |
sexageni |
sexagenary |
|
sexagesim- |
sixtieth |
Latin |
sexagesimus |
sexagesimal |
|
sext- |
sixth |
Latin |
sextus |
sextant |
|
sibil- |
hiss |
Latin |
sibilus, sibilare |
sibilance |
|
sicc- |
dry |
Latin |
siccus |
desiccation |
|
sider- |
star |
Latin |
sidus, sideris |
sidereal |
|
sign- |
sign |
Latin |
signum |
design, designate, signal |
|
sil- |
Latin |
silere |
silence |
|
|
silv- |
forest |
Latin |
silva |
silviculture |
|
simi- |
ape, monkey |
Latin |
simia |
simian |
|
simil- |
group |
Latin |
similis |
assimilate, similarity |
|
simul- |
Latin |
simulare |
simulation |
|
|
singul- |
one each |
Latin |
singuli |
singular |
|
sinistr- |
left |
Latin |
sinister, sinistri |
sinistral |
|
sinu- |
(to draw) a line |
Latin |
sinuare |
insinuate |
|
sinus- |
hollow, bay |
|||
|
siph(o)- |
tube |
Greek |
siphon |
|
|
sist- |
cause to stand |
Latin |
sistere |
consist |
|
soci- |
group |
Latin |
socius, sociare |
associate, social |
|
sol- |
sun |
Latin |
sol |
solar |
|
sol- |
warmth |
Latin |
solare |
consolation |
|
solen- |
pipe, channel |
Greek |
solenoid |
|
|
solv-, solut- |
Latin |
solvere |
solution |
|
|
soma- |
body |
Greek |
σωμα (soma) |
somatic |
|
somn- |
sleep |
Latin |
somnus |
insomnia |
|
somni- |
dream |
Latin |
somnium |
|
|
son- |
sound |
Latin |
sonus |
resonance |
|
soph- |
Wise |
Greek |
σοφος (sophos) |
sophist |
|
sorb-, sorpt- |
suck |
Latin |
sorbere |
absorb, absorption |
|
sord- |
dirt |
Latin |
sordes, sordere |
sordid |
|
soror- |
sister |
Latin |
soror |
sorority |
|
spati- |
space |
Latin |
spatium |
spatial |
|
spec-, -spic-, spect- |
look |
Latin |
specere |
conspicuous, inspection, specimen |
|
spect- |
watch, look at |
Latin |
spectare |
spectator |
|
specul- |
Latin |
speculari |
speculation |
|
|
sper- |
hope |
Latin |
spes, sperare |
desperation |
|
sperm- |
seed |
Greek |
(sperma) |
|
|
sphen(o)- |
wedge |
Greek |
||
|
spher- |
Greek |
(sphaira) |
spheroid |
|
|
sphinct- |
closing |
|||
|
spic- |
spike |
Latin |
spica |
|
|
spin- |
thorn |
Latin |
spina |
|
|
spir- |
breathe |
Latin |
spirare |
respiration |
|
spond-, spons- |
Latin |
spondere, sponsus |
||
|
spondyl- |
vertebra |
|||
|
spu-, sput- |
spew, spit |
Latin |
spuere |
sputum |
|
squal- |
Latin |
squalere |
squalid, squalor |
|
|
squam- |
scale |
Latin |
squama |
|
|
squarros- |
spreading at tips |
Latin |
||
|
st- |
stand |
Latin |
stare, status |
stable, station, status, statistic, statue |
|
stagn- |
pool of standing water |
Latin |
stagnare |
stagnant |
|
stalact- |
Greek |
(stalaktites) |
stalactite |
|
|
stalagm- |
Greek |
(stalagmos) |
stalagmite |
|
|
stann- |
tin |
Latin |
stannum |
stannous |
|
statu-, -stitu- |
stand |
Latin |
statuere |
institution, statute |
|
stea- |
fat, tallow |
Greek |
(stear, steatos) |
stearic acid |
|
steg- |
covering |
Greek |
steganography |
|
|
stell- |
star |
Latin |
stella |
constellation, stellar |
|
sten- |
narrow |
Greek |
(stenos) |
stenography |
|
stere- |
solid |
Greek |
(stereos) |
|
|
stern-, strat- |
spread, strew |
Latin |
sternere, stratus |
stratify |
|
stern- |
breastbone |
Greek |
(sternon) |
sternum |
|
stich- |
line, row |
Greek |
(stichos) |
|
|
stig- |
Greek |
stigma |
||
|
still- |
drip |
Latin |
stilla, stillare |
distillation |
|
stingu-, stinct- |
Latin |
stinguere |
distinction, distinguish |
|
|
stoch- |
aim |
Greek |
||
|
stom- |
mouth |
Greek |
||
|
strept- |
twisted |
Greek |
(streptos) |
|
|
strig- |
Latin |
strix, strigis |
||
|
string-, strict- |
upright, stiff |
Latin |
stringere, strictus |
stringent |
|
strigos- |
having stiff bristles |
|||
|
stroph- |
turning |
Greek |
||
|
stru-, struct- |
Latin |
struere |
construction, construe |
|
|
stud- |
Latin |
studere |
student |
|
|
stup- |
wonder |
Latin |
stupere |
stupor |
|
styl- |
column, pillar |
Greek |
(stulos) |
|
|
su-, sut- |
sew |
Latin |
suere |
suture |
|
suad-, suas- |
Latin |
suadere, suasus |
persuasion |
|
|
suav- |
sweet |
Latin |
suavis |
suave |
|
sub-, su-, sus- |
below |
Latin |
sub |
|
|
subter- |
Latin |
subter |
subterfuge |
|
|
sucr- |
sugar |
sucrose |
||
|
sud- |
sweat |
Latin |
sudare |
|
|
sulc- |
furrow |
Latin |
sulcus |
|
|
sum-, sumpt- |
take |
Latin |
sumere |
assumption, consume |
|
super- |
above, over |
Latin |
super |
supersede |
|
supin- |
lying back |
Latin |
supinus |
|
|
supra- |
above, over |
Latin |
||
|
surd- |
deaf |
Latin |
surdus |
absurdity |
|
surg- |
rise |
Latin |
surgere |
resurgent |
|
syn-, sy-, syl-, sym- |
with |
Greek |
συν (sun) |
symbol, system |
|
syrin(glx)- |
pipe |
Greek |
||
|
Root |
Meaning in English |
Origin Language |
Etymology (Root Origin) |
English Examples |
|
tac-, -tic- |
be silent |
Latin |
tacere, tacitus |
reticent, tacit |
|
tach- |
swift |
Greek |
ταχυς (tachus) |
tachometer |
|
taenia- |
ribbon |
Greek |
(tainia) |
|
|
tal- |
ankle |
Latin |
talus |
|
|
tang-, -ting-, tact-, tag- |
touch |
Latin |
tangere, tactus |
contact, tangent |
|
tapet- |
carpet |
Latin |
tapete, tapetis |
|
|
tard- |
slow |
Latin |
tardus |
retard, tardy |
|
tars- |
ankle |
Greek |
ταρσός (tarsos, a flat basket) |
tarsal |
|
taur- |
bull |
Greek |
ταυρος (tauros) |
Minotaur |
|
taur- |
bull |
Latin |
taurus |
Taurus |
|
tax- |
arrangement, order |
Greek |
(taxis) |
taxonomy |
|
techn- |
Greek |
(techne) |
technology |
|
|
teg-, tect- |
cover |
Latin |
tegere, tectus |
protection |
|
tel- |
far, end |
Greek |
telephone, telescope, telegram |
|
|
teleo- |
complete |
Greek |
teleology |
|
|
temno- |
cut |
Greek |
||
|
tempor- |
time |
Latin |
tempus, temporis |
temporary, temporal. |
|
ten-, -tin-, tent- |
hold |
Latin |
tenere, tentus |
continent, tenacious |
|
tend-, tens- |
stretch |
Latin |
tendere, tensus |
extend, extension |
|
tenu- |
slender, thin |
Latin |
tenuis |
attenuate, tenuous |
|
tep- |
be warm |
Latin |
tepere |
tepid |
|
ter-, trit- |
rub |
Latin |
terere, tritus |
attrition, contrite |
|
teret- |
rounded |
Latin |
teres, teretis |
|
|
terg-, ters- |
wipe |
Latin |
tergere, tersus |
detergent |
|
termin- |
Latin |
terminus |
determine, termination |
|
|
tern- |
three each |
Latin |
terni |
ternary, ternion |
|
terr- |
dry land |
Latin |
terra |
terrace, terrain, terracotta |
|
terti- |
third |
Latin |
tertius |
tertian, tertiary |
|
test- |
witness |
Latin |
testis |
testimony |
|
tetr- |
four |
Greek |
(tetra-) |
tetrahedron |
|
tex-, text- |
weave |
Latin |
texere, textus |
texture |
|
thalam- |
chamber, bed |
Greek |
(thalamos) |
|
|
thalass- |
sea |
Greek |
θαλασσα (thalassa) |
Panthalassa |
|
than- |
death |
Greek |
θανατος (thanatos) |
euthanasia |
|
the- |
put |
Greek |
τιθημι (tithemi) |
theme, thesis thesaurus |
|
theca- |
case |
Greek |
||
|
thel(o)- |
nipple, female |
Greek |
||
|
the(o)-, thus- |
god |
Greek |
θεος (theos) |
theology, enthusiasm |
|
theor- |
Greek |
theorem, theory |
||
|
therm- |
heat |
Greek |
θερμος (thermos) |
thermometer |
|
thero- |
breast, mammal |
Greek |
||
|
thyreo- |
large shield |
|||
|
tim- |
be afraid |
Latin |
timere |
timid |
|
ting-, tinct- |
moisten |
Latin |
tingere, tinctus |
tincture |
|
tom- |
cut |
Greek |
(tomos) |
ectomy, atom, tome |
|
ton- |
stretch |
Greek |
(tonos) |
|
|
top- |
place |
Greek |
τοπος (topos) |
topic, topography |
|
torn- |
cut |
|||
|
torpe- |
numb |
Latin |
torpere |
torpor |
|
torqu-, tort- |
twist |
Latin |
torquere, tortus |
extortion, torque, torture |
|
tot- |
all, whole |
Latin |
totus |
total |
|
tox(o)- |
arrow, bow |
Greek |
(toxon) |
|
|
trab- |
beam |
Latin |
trabs, trabis |
|
|
trachy- |
rough |
Greek |
(trachus) |
|
|
trag(o)- |
goat |
Greek |
(tragos) |
tragus |
|
trah-, tract- |
pull |
Latin |
trahere, tractus |
subtrahend, tractor |
|
trans-, tra-, tran- |
across |
Latin |
trans |
tradition, transcend, transportation |
|
trapez- |
four-sided, table |
Greek |
(trapeza) |
trapezoid |
|
traum- |
wound |
Greek |
(trauma) |
trauma, traumatic |
|
trecent- |
three hundred |
Latin |
trecenti |
trecentennial |
|
tredec- |
thirteen |
Latin |
tredecim |
|
|
treiskaidek- |
thirteen |
Greek |
triskaidekaphobia |
|
|
trem- |
tremble |
Latin |
tremere |
tremor |
|
trema- |
hole |
Greek |
(trēma) |
|
|
tri- |
three |
Greek |
(treis, tria) |
triad, trigon, tripod |
|
tri- |
three |
Latin |
tres |
triangle, trivia, triumvirate |
|
tricen- |
thirty each |
Latin |
triceni |
tricenary |
|
tricesim-, trigesim- |
thirtieth |
Latin |
tricesimus |
trigesimal |
|
trich- |
hair |
Greek |
(thrix) |
|
|
trin- |
three each |
Latin |
trini |
trinity |
|
troch- |
wheel |
Greek |
||
|
trop- |
turning |
Greek |
tropic |
|
|
troph- |
feed, grow |
Greek |
pogonotrophy |
|
|
trud-, trus- |
thrust |
Latin |
trudere, trusus |
extrusion, intrude |
|
tuss- |
cough |
Latin |
tussis, tussire |
pertussis |
|
tympan- |
drum |
Greek |
τυμπαν- (tumpan-) |
tympani |
|
Root |
Meaning in English |
Origin Language |
Etymology (Root Origin) |
English Examples |
|
uber- |
udder |
Latin |
uber, uberare |
exuberant |
|
ulig- |
in marshes |
Latin |
||
|
ulo- |
wooly |
Greek |
||
|
ultim- |
farthest |
Latin |
ultimus |
ultimate |
|
ultra- |
beyond |
Latin |
ultra |
ultrasonic |
|
umbilic- |
navel |
Latin |
umbilicus |
umbilical |
|
umbr- |
shade, shadow |
Latin |
umbra |
penumbra, umbrella |
|
un-, uni- |
one |
Latin |
unus, unius |
unary, union |
|
unc- |
hooked |
Latin |
uncus |
uncinate |
|
unci- |
ounce, twelfth |
Latin |
uncia |
uncial |
|
und- |
wave |
Latin |
unda |
abundant, undulate |
|
undecim- |
eleventh |
Latin |
undecimus |
undecimal |
|
unden- |
eleven each |
Latin |
undeni |
undenary |
|
ungui- |
claw, nail |
Latin |
unguis |
|
|
ungul- |
claw, hoof |
Latin |
ungula |
ungulate |
|
ur-, uro- |
tail |
Greek |
(oura) |
uroid |
|
urb- |
city |
Latin |
urbs, urbis |
urban |
|
urg- |
work |
Latin |
urgere |
urgent |
|
urs- |
bear |
Latin |
ursus |
Ursa Major, ursine |
|
ut-, us- |
use |
Latin |
uti, usus |
usual, utility |
|
uv- |
grape |
Latin |
uva |
uvea |
|
uxor- |
wife |
Latin |
uxor |
uxoricide |
|
Root |
Meaning in English |
Origin Language |
Etymology (Root Origin) |
English Examples |
|
vac- |
empty |
Latin |
vacare |
vacancy, vacation, vacuum |
|
vad-, vas- |
go |
Latin |
vadere |
evade, pervasive |
|
vag- |
wander |
Latin |
vagus, vagare |
vague |
|
van- |
Latin |
vanus |
vanity |
|
|
vap- |
lack (of) |
Latin |
evaporation, vapid |
|
|
veh-, vect- |
carry |
Latin |
vehere, vectus |
vehicle, vector |
|
vel- |
veil |
Latin |
velum |
revelation, velate |
|
vell-, vuls- |
pull |
Latin |
vellere, vulsus |
convulsion |
|
veloc- |
quick |
Latin |
velox, velocis |
velocity |
|
ven- |
vein |
Latin |
vena |
venosity |
|
ven- |
hunt |
Latin |
venari |
venison |
|
ven-, vent- |
come |
Latin |
venire |
advent, convention |
|
vend- |
sell |
Latin |
vendere |
vendor, vending |
|
vener- |
respectful |
Latin |
venus |
veneration, venereal |
|
vent- |
wind |
Latin |
ventus |
ventilation |
|
ventr- |
belly |
Latin |
venter |
ventral |
|
ver- |
TRUE |
Latin |
verus |
verify, verity |
|
verb- |
word |
Latin |
verbum |
verbal, verbatim, verbosity |
|
verber- |
whip |
Latin |
verber |
reverberation |
|
verm- |
worm |
Latin |
vermis |
vermiform |
|
vern- |
spring |
Latin |
ver, vernus |
vernal |
|
vert-, vers- |
turn |
Latin |
vertere, versus |
convert, inversion, invert, vertical |
|
vesic- |
bladder |
Latin |
vesica |
vesical |
|
vesper- |
evening, western |
Latin |
vespera |
vesperal |
|
vest- |
clothe, garment |
Latin |
vestis |
divest, vest |
|
vestig- |
follow, track |
Latin |
vestigium |
investigate |
|
vet- |
forbid |
Latin |
vetare |
veto |
|
veter- |
old |
Latin |
vetus, veteris |
inveterate, veteran |
|
vi- |
way |
Latin |
via |
deviate, obvious, via |
|
vic- |
change |
Latin |
vicis |
vice versa, vicissitude |
|
vicen-, vigen- |
twenty |
Latin |
viceni |
vicenary |
|
vicesim-, vigesim- |
twentieth |
Latin |
vecesimus |
vicesimary, vigesimal |
|
vid-, vis- |
see |
Latin |
videre, visus |
video, vision |
|
vil- |
cheap |
Latin |
vilis |
vile, vilify |
|
vill- |
shaggy hair, velvet |
Latin |
villus |
villiform |
|
vin- |
wine |
Latin |
vinum |
vinous |
|
vinc-, vict- |
conquer |
Latin |
vincere, victus |
invincible, victory |
|
vir- |
man |
Latin |
vir |
virility |
|
vir- |
green |
Latin |
virere |
virid, viridian |
|
visc- |
thick |
Latin |
viscum |
viscosity |
|
viscer- |
organs of the body cavity |
Latin |
viscus, visceris |
visceral |
|
vit- |
life |
Latin |
vita |
vital |
|
vitell- |
yolk |
Latin |
vitellus |
|
|
viti- |
fault |
Latin |
vitium |
vice, vitiate |
|
vitr- |
glass |
Latin |
vitrum |
vitreous |
|
viv- |
live |
Latin |
vivere |
revive, survive, vivid |
|
voc- |
voice |
Latin |
vox, vocis |
vocal, vocation, provocative |
|
vol- |
fly |
Latin |
volare |
volatility |
|
vol- |
wish |
Latin |
velle |
volition |
|
volv-, volut- |
roll |
Latin |
volvere, volutus |
convolution, revolve |
|
vom- |
discharge |
Latin |
vomere |
vomit |
|
vor-, vorac- |
swallow |
Latin |
vorare, vorax |
devour, voracious |
|
vov-, vot- |
vow |
Latin |
vovere, votus |
votive |
|
vulg- |
common, crowd |
Latin |
vulgus |
divulge, vulgarity, vulgate |
|
vulner- |
wound |
Latin |
vulnus, vulneris |
vulnerable |
|
vulp- |
fox |
Latin |
vulpes, vulpis |
vulpine |
|
Root |
Meaning in English |
Origin Language |
Etymology (Root Origin) |
English Examples |
|
xanth- |
yellow |
Greek |
(xanthos) |
xanthogenic |
|
xen- |
foreign |
Greek |
ξενος (xenos) |
xenophobia |
|
xer- |
dry |
Greek |
(xēros) |
xerography |
|
xiph- |
sword |
Greek |
(xiphos) |
xiphoid |
|
xyl- |
wood |
Greek |
(xulon) |
xylophone |
|
Root |
Meaning In English |
Origin Language |
Etymology (Root Origin) |
English Examples |
|
-zo- |
animal, living being |
Greek |
(zōion) |
protozoa, zoo, zoology |
|
zon- |
belt, girdle |
Greek |
ζωνη (zōnē) |
zone |
|
zyg- |
yoke |
Greek |
ζυγον (zugon) |
heterozygous, zygote |
|
zym- |
ferment |
Greek |
ζυμη (zumē) |
enzyme, lysozyme |
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