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
expeditiousmarked by or acting with prompt efficiency
sordidmarked by baseness or grossness : vile
inculcateto teach and impress by frequent repetitions or admonitions
thermalof, relating to, or caused by heat
progenitoran ancestor in the direct line : forefather
infidelone who is not a Christian or who opposes Christianity
surfeitan overabundant supply : excess
proprietythe quality or state of being proper or suitable : appropriateness
irresoluteuncertain how to act or proceed : vacillating
assimilateto take into the mind and thoroughly understand