GRE Word List

INVALIDATE

to make invalid

The meaning of the word invalidate is to make invalid.

Random words

WordMeaning
addictiona compulsive, chronic, physiological or psychological need for a habit-forming substance, behavior, or activity having harmful physical, psychological, or social effects and typically causing well-defined symptoms (such as anxiety, irritability, tremors, or nausea) upon withdrawal or abstinence : the state of being addicted
recountto relate in detail : narrate
smirkto smile in a smug or condescending way
cursiverunning
assimilateto take into the mind and thoroughly understand
visionaryhaving or marked by foresight and imagination
pareto trim off an outside, excess, or irregular part of
makeshifta usually crude and temporary expedient : substitute
overturnto cause to turn over : upset
stalematea drawing position in chess in which a player is not in checkmate but has no legal move to play