GRE Word List

COG

a tooth on the rim of a wheel or gear

The meaning of the word cog is a tooth on the rim of a wheel or gear.

Random words

WordMeaning
imbecilitythe quality or state of being very stupid or foolish : utter foolishness
mishapan unfortunate accident
festerto generate pus
crypta chamber (such as a vault) wholly or partly underground
debutanteone making a debut (see debut
benignof a mild type or character that does not threaten health or life
broochan ornament that is held by a pin or clasp and is worn at or near the neck
unscathedwholly unharmed : not injured
chuckleto laugh inwardly or quietly
smatteringsuperficial piecemeal knowledge