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
salientmoving by leaps or springs : jumping
expostulationan act or an instance of expostulating
diligencesteady, earnest, and energetic effort : devoted and painstaking work and application to accomplish an undertaking : assiduity
temerityunreasonable or foolhardy contempt of danger or opposition : rashness
ironythe use of words to express something other than and especially the opposite of the literal meaning
conspireplot
loathunwilling to do something contrary to one's ways of thinking : reluctant
pertsaucily free and forward : flippantly cocky and assured
frictionthe rubbing of one body against another
covetousmarked by inordinate desire for wealth or possessions or for another's possessions