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
mysticmystical
whittlea large knife
reticentinclined to be silent or uncommunicative in speech : reserved
meleea confused struggle
well-bredhaving or displaying the politeness and good manners associated especially with people of high social class
antecedentsa substantive word, phrase, or clause whose denotation is referred to by a pronoun that typically follows the substantive (such as John in "Mary saw John and called to him")
centurionan officer commanding a Roman century
elasticcapable of recovering size and shape after deformation
defiancethe act or an instance of defying : challenge
harassexhaust