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irrational

ir·ra·tion·al

irrational

 
pronunciation:
ih rae sh nl
features:
Word Explorer
part of speech: adjective
definition 1: without reason or sense.
Because of her irrational fear of insects, she searches her bed every night before she goes to sleep.He was so angry that he became irrational.
synonyms:
foolish, unreasonable
antonyms:
rational, reasonable
similar words:
absurd, mad
definition 2: not based on reason or logic; illogical.
synonyms:
absurd, illogical, unreasonable
antonyms:
logical, rational, reasonable
similar words:
incredible, ridiculous
derivations: irrationally (adv.), irrationality (n.), irrationalness (n.)
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