Thesaurus

preposterous

adjective

Synonyms & Antonyms of preposterous

1 conceived or made without regard for reason or reality
  • the idea that extraterrestrials built the pyramids is preposterous

Synonyms for preposterous

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2 showing or marked by a lack of good sense or judgment
  • a preposterous suggestion to go swimming in this freezing weather

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Antonyms for preposterous

3 so foolish or pointless as to be worthy of scornful laughter
  • the movie thriller had such a preposterous plot that we were on the edge of our seats snickering

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Time Traveler for preposterous

Time Traveler

The first known use of preposterous was in 1533

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Cite this Entry

“Preposterous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/preposterous. Accessed 26 Oct. 2020.

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More from Merriam-Webster on preposterous

Dictionary: Definition of preposterous

Nglish: Translation of preposterous for Spanish Speakers

Britannica English: Translation of preposterous for Arabic Speakers

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