GRE Word List

INVALIDATE

to make invalid

The meaning of the word invalidate is to make invalid.

Random words

WordMeaning
summationthe act or process of forming a sum : addition
turmoila state or condition of extreme confusion, agitation, or commotion
flitto pass quickly or abruptly from one place or condition to another
equivocateto use equivocal language especially with intent to deceive
droopto hang or incline downward
hindmostfarthest to the rear : last
lustrousreflecting light evenly and efficiently without glitter or sparkle
eruditehaving or showing knowledge that is gained by studying : possessing or displaying erudition
dissipateto break up and drive off
defectionconscious abandonment of allegiance or duty (as to a person, cause, or doctrine) : desertion