- to suppose or assume beforehand; take for granted
- to require or imply as a preceding condition: an effect presupposes a cause
Origin: Middle English presupposen from Middle French presupposer, altered (based on poser, to place) from Midieval Latin praesupponere, past participle praesuppositus: see pre- and amp; suppose
- presupposition noun
Used by arrangement with John Wiley & Sons, Inc.
transitive verb pre·sup·posed, pre·sup·pos·ing, pre·sup·pos·es
- To believe or suppose in advance.
- To require or involve necessarily as an antecedent condition. See Synonyms at presume.
- pre·supˌpo·siˈtion noun
- pre·supˌpo·siˈtion·al adjective