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Definition of supposing

supposing

/səˈpoʊzɪŋ/
sup · pos · ing

Adverb:supposedly
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Adjective:supposable
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Past Simple:supposed
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Past Participle:supposed
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Present Participle:supposing
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supposing Lexical Profile

supposing Game Scores & Validity

• conjunction

1

On the assumption or condition that; if by any chance (often followed by 'that' and used to introduce a hypothetical situation or proposal).

Example

"Supposing the train is delayed, how will we make it to the conference on time?"

Synonyms
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• verb

1

To assume that something is the case on the basis of probable or incomplete evidence; to think or believe without certainty.

Example

"She was supposing that the library would remain open during the holiday weekend."


2

To require as a necessary precondition or logical antecedent (of a theory, hypothesis, or state of affairs).

Example

"This economic model fails by supposing a completely frictionless market."

Synonyms
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Antonyms
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• Rhymes for supposing

Word Origin & Etymology

Derived from the present participle of the verb 'suppose', which entered Middle English via Old French 'suposer', from Latin 'supponere' (to place under or substitute).

Cite this Entry


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