suppositional(redirected from suppositionally)
Also found in: Thesaurus, Legal.
1. The act of supposing.
2. Something supposed; an assumption.
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|Adj.||1.||suppositional - based primarily on surmise rather than adequate evidence; "theories about the extinction of dinosaurs are still highly conjectural"; "the supposed reason for his absence"; "suppositious reconstructions of dead languages"; "hypothetical situation"|