Synonyms of supposingnext
: if by way of hypothesis : on the assumption that
supposing I did agree with you

Word History

First Known Use

1663, in the meaning defined above

Time Traveler
The first known use of supposing was in 1663

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Cite this Entry

“Supposing.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/supposing. Accessed 10 Jul. 2026.

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