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
puzzleto offer or represent to (someone) a problem difficult to solve or a situation difficult to resolve : challenge mentally
fouloffensive to the senses : loathsome
feasiblecapable of being done or carried out
reparationa repairing or keeping in repair
censoriousmarked by or given to censure (see censure
cognateof the same or similar nature : generically alike
verdigrisa green or greenish-blue poisonous pigment resulting from the action of acetic acid on copper and consisting of one or more basic copper acetates
quagmiresoft miry land that shakes or yields under the foot
brittleeasily broken, cracked, or snapped
propellantcapable of propelling