PRESUPPO'SE, verb transitive presuppo'ze. [Eng. pre and suppose.] To suppose as previous; to imply as antecedent. The existence of created things presupposes the existence of a Creator. Each kind of knowledge presupposes many necessary things learned in other sciences and known beforehand.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI