supposition

From Middle English supposicioun, from Anglo-Norman supposicion, from Latin suppositiō, suppositiōnem (“supposition”), from sub- (“under”) + positiō, positiōnem (“position; theme”), from positus (“position”), from the perfect passive participle of pōnō, pōnere (“put, place”).

• IPA^(key): /ˌsʌpəˈzɪʃən/

• Audio (US):

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supposition (countable and uncountable, plural suppositions)

1. Something that is supposed; an assumption made to account for known facts, conjecture.
2. The act or an instance of supposing.

• See also Thesaurus:supposition

From supposer +‎ -ition.

• IPA^(key): /sy.po.zi.sjɔ̃/

• Audio (France (Lyon)):

  (file)

supposition f (plural suppositions)

1. supposition

• présupposition

• “supposition”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.