hilarious - Dictionary definition and pronunciation - Yahoo! Education

Definition of hilarious


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hi·lar·i·ous  audio  (h-lâr-s, -lr-, h-) KEY 

ADJECTIVE:
Characterized by or causing great merriment.

ETYMOLOGY:
Latin hilaris, cheerful ; see hilarity + -ious

OTHER FORMS:
hi·lari·ous·ly(Adverb), hi·lari·ous·ness(Noun)


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