mendacious

UK:*UK and possibly other pronunciationsUK and possibly other pronunciations/menˈdeɪʃəs/US:USA pronunciation: IPA and respellingUSA pronunciation: IPA/mɛnˈdeɪʃəs/ ,USA pronunciation: respelling(men dā′shəs)


WordReference Random House Learner's Dictionary of American English © 2026
men•da•cious /mɛnˈdeɪʃəs/USA pronunciation   adj. 
  1. telling lies, esp. as one's habit:a mendacious official.
  2. untrue:a mendacious report.
men•da•cious•ly, adv. 

WordReference Random House Unabridged Dictionary of American English © 2026
men•da•cious  (men dā′shəs),USA pronunciation adj. 
  1. telling lies, esp. habitually;
    dishonest;
    lying;
    untruthful:a mendacious person.
  2. false or untrue:a mendacious report.
  • Latin mendāci- (see mendacity) + -ous
  • 1610–20
men•da′cious•ly, adv. 
men•da′cious•ness, n. 
    • 1, 2.See corresponding entry in Unabridged veracious.
'mendacious' also found in these entries (note: many are not synonyms or translations):
false - lie - lying - mendacity - veracious

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