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Definition of presupposition

presupposition

/ˌpriːsʌpəˈzɪʃən/
pre · sup · po · si · tion
Plural:presuppositions
•
Adjective:presuppositional
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presupposition Lexical Profile

presupposition Game Scores & Validity

• noun

1

A thing tacitly assumed beforehand at the beginning of a line of argument or course of action.

Example

"The entire policy rests on the flawed presupposition that consumers always make purely rational financial decisions."

2

In linguistics and philosophy, an implicit condition or proposition whose truth is taken for granted for an utterance to be meaningful or appropriate in context.

Example

"In pragmatics, asking why someone is late carries the clear presupposition that the person was indeed late."

Synonyms
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Antonyms
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• Rhymes for presupposition

• Nearby Words

presumptuously
presumptuousness
presuppose
presupposition
presurgery
presymptomatic
pretax

Word Origin & Etymology

Borrowed in the late Middle English period from Medieval Latin praesuppositionem, formed from the prefix prae- ('before') and suppositio ('a placing under' or 'hypothesis').

Cite this Entry

Wordmom. (2026). Definition of Presupposition. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/presupposition
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