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어원, rod-=; ros-= gnaw 갉다.
rodent n. 설치류 (A beaver is a rodent.)
erode v. 침식시키다 (eroded basin *e-= out)
early 17th century: from French éroder or Latin erodere, from e- (variant of ex- ) ‘out, away’ + rodere ‘gnaw’.
Similar:
wear away/down
abrade
scrape away
grind down
crumble
dissolve
weather
eat (away at)
gnaw (away at)
chip away at
corrode v. 부식되다 (Chemicals from the battery corroded the battery terminal.)
erosion n. 침식 (soil erosion)
noncorrosive a. 부식성이 없는 (noncorrosive metal *non-= not)
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