GRE Word List

EFFICACY

the power to produce an effect

The meaning of the word efficacy is the power to produce an effect.

Random words

WordMeaning
riveta headed pin or bolt of metal used for uniting two or more pieces by passing the shank through a hole in each piece and then beating or pressing down the plain end so as to make a second head
resonantcontinuing to sound : echoing
narrativesomething that is narrated : story
scabbarda sheath for a sword, dagger, or bayonet
onerousinvolving, imposing, or constituting a burden : troublesome
galaxymilky way galaxy
equablemarked by lack of variation or change : uniform
nexusconnection
wiggleto move to and fro with quick jerky or shaking motions : jiggle
belieto give a false impression of