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Definition of mendacious adjective from the Oxford Advanced Learner's Dictionary

mendacious

adjective

/menˈdeɪʃəs/

/menˈdeɪʃəs/

(formal)

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not telling the truth synonym lying
- mendacious press statements
Word Originearly 17th cent.: from Latin mendax, mendac- ‘lying’ (related to mendum ‘fault’) + -ious.

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See mendacious in the Oxford Advanced American Dictionary

Check pronunciation: mendacious

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verb

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