GRE Word List

INVALIDATE

weaken; destroy; make invalid; nullify

Essential English Words with Meanin...
Essential English Words with Meaning and Sentences #3

The meaning of the word invalidate is weaken; destroy; make invalid; nullify.

Random words

WordMeaning
climeclimate
verisimilarhaving the appearance of truth or reality; probable or likely to be true; plausible
propinquitynearness (in space or relationship); proximity; kinship
podiumpedestal; raised platform
languishlose animation or strength
seasonableoccurring at the proper time or season; opportune; Ex. seasonable intervention in the dispute
massChristian religious ceremony; CF. Mass: ceremony of the Eucharist
adherentsupporter; follower
luminarycelebrity (in a specific field); dignitary; object that gives light (as a celestial body)
enunciateannounce; proclaim; utter or speak, especially distinctly; pronounce clearly; articulate; Ex. This theory was first enunciated by him.