SUPPOSITIONAL Synonyms: 50 Similar and Opposite Words

suppositional

adjective

Definition of suppositional

as in hypothetical

existing only as an assumption or speculation concepts regarding the origin and structure of the universe must perforce be suppositional

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Recent Examples of Synonyms for suppositional

Adjective

Then, in a famous 1937 paper, the mathematician Alan Turing devised a model based on hypothetical machines that could read and write symbols printed on an infinite tape according to a set of simple rules.

— Ben Brubaker, Quanta Magazine, 28 Aug. 2026
Shirley said the bill set a bad precedent, giving a hypothetical scenario of someone hiring a third party to commit violence in order to pin the blame on him.

— Mackenzie Chase, The Washington Examiner, 28 Aug. 2026

Definition of hypothetical

Adjective

Unitree’s recent slump has raised concerns about how Beijing may boost emerging strategic sectors without stoking a speculative frenzy.

— Anniek Bao,Elaine Yu, CNBC, 28 Aug. 2026
The premise places the film inside a debate that has moved rapidly from speculative fiction into everyday working life, but Lien’s approach leans away from techno-thriller territory.

— Davide Abbatescianni, Variety, 28 Aug. 2026

Definition of speculative

Adjective

David Sloan is a theoretical physicist at Lancaster University and the Chief Scientific Officer of the Foundational Questions Institute.

— Big Think, Big Think, 28 Aug. 2026
Far from being a theoretical threat, at least one active attack is already exploiting the mixup.

— Dan Goodin, ArsTechnica, 27 Aug. 2026

Definition of theoretical

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supposition

suppositional

suppositions

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“Suppositional.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/suppositional. Accessed 1 Sep. 2026.

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Synonyms of suppositional

adjective

Example Sentences

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