GRE Word List

INVALIDATE

to make invalid

The meaning of the word invalidate is to make invalid.

Random words

WordMeaning
combustiblecapable of combustion
laboriousinvolving, requiring, or characterized by hard and sustained effort : arduous
capaciouscontaining or capable of containing a great deal
rationalhaving reason or understanding
tawnyof the color tawny
acknowledgeto recognize the rights, authority, or status of
purgatoryan intermediate state after death for expiatory purification
tenacitythe quality or state of being tenacious
preludean introductory performance, action, or event preceding and preparing for the principal or a more important matter
sneakto go stealthily or furtively : slink