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
genuflectto bend the knee
winceto shrink back involuntarily (as from pain) : flinch
lacklusterlacking in sheen, brilliance, or vitality : dull
primto give a prim or demure expression to
persistto go on resolutely or stubbornly in spite of opposition, importunity, or warning
rakishof, relating to, or characteristic of a rake : dissolute
antithesisthe direct opposite
desperatehaving lost hope
warrena place legally authorized for keeping small game (such as hare or pheasant)
lopean easy natural gait of a horse resembling a canter