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
juggernauta massive inexorable force, campaign, movement, or object that crushes whatever is in its path
unravelto disengage or separate the threads of : disentangle
imputeto lay the responsibility or blame for (something) often falsely or unjustly
disarraya lack of order or sequence : confusion
pronehaving a tendency or inclination : being likely
defectan imperfection or abnormality that impairs quality, function, or utility : shortcoming
fallibleliable to be erroneous
sphinx-likeenigmatic; mysterious
sportivefrolicsome
vagrantone who has no established residence and wanders idly from place to place without lawful or visible means of support