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- Dictionarypreposterous/prɪˈpɒst(ə)rəs/
adjective
- 1. contrary to reason or common sense; utterly absurd or ridiculous: "a preposterous suggestion"
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Preposterous means very silly or stupid, or completely unreasonable and ridiculous. Learn how to use this formal adjective with synonyms, related words, and examples from the Cambridge English Corpus.
adjective. formal us / prɪˈpɑː.stɚ.əs / uk / prɪˈpɒs.t ə r.əs / Add to word list. very silly or stupid: The very idea is preposterous! a preposterous suggestion. Synonyms. absurd. cockeyed. idiotic. laughable. ludicrous. nonsensical. ridiculous. Related word. absurdity. absurdly. adolescent. against your better judgment idiom. dopey. dopily. dorky.
Preposterous means contrary to nature, reason, or common sense : absurd. Learn the etymology, synonyms, examples, and related words of preposterous from the Merriam-Webster dictionary.
Preposterous definition: completely contrary to nature, reason, or common sense; utterly foolish; absurd; senseless. See examples of PREPOSTEROUS used in a sentence.
If you describe something as preposterous, you mean that it is extremely unreasonable and foolish.
Definitions of preposterous. adjective. incongruous;inviting ridicule. “a preposterous attempt to turn back the pages of history” synonyms: absurd, cockeyed, derisory, idiotic, laughable, ludicrous, nonsensical, ridiculous. foolish. devoid of good sense or judgment. Cite this entry. Style: MLA. "Preposterous."
Preposterous means extremely stupid, according to the Cambridge Learner's Dictionary. See examples, synonyms and translations of preposterous in different languages.
