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presupposition

noun

Definition of presuppositionnext
as in assumption
something taken as being true or factual and used as a starting point for a course of action or reasoning the cynic's presupposition that everyone acts out of purely selfish motives

Synonyms & Similar Words

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Example Sentences

Recent Examples of Synonyms for presupposition
  1. assumption
  2. theory
Noun
  • Follow the vision, but test one assumption before building too much around it.
    — Tarot.com, Baltimore Sun, 25 Sep. 2026
  • Review Financial Assumptions Regularly Compare actual results with budgets and forecasts monthly, then reassess major assumptions quarterly.
    — Prasanna Kumar, Forbes.com, 25 Sep. 2026
Definition of assumption
Noun
  • During cross-examination on Tuesday, Kosowski asked a detective to lift a cart with a person onto a desk in an attempt to disprove the state's theory, which the judge did not allow.
    — Meredith Deliso, ABC News, 23 Sep. 2026
  • The quest for real-life warp drives Einstein taught us that objects with mass can't accelerate through space beyond the speed of light, according to his theory of special relativity.
    — Micah Hanks, Space.com, 23 Sep. 2026
Definition of theory
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Browse Nearby Words

presupposing
presupposition
presuppositions
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Cite this Entry

“Presupposition.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/presupposition. Accessed 28 Sep. 2026.

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