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supposition

[suhp-uh-zish-uh n] /ˌsʌp əˈzɪʃ ən/
noun
1.
the act of supposing.
2.
something that is supposed; assumption; hypothesis.
Origin
late Middle English
1400-1450
1400-50; late Middle English < Latin suppositiōn- (stem of suppositiō) substitution (E meaning by association with suppose), equivalent to supposit(us) (past participle of suppōnere to substitute) + -iōn- -ion. See sup-, position
Related forms
suppositional, adjective
suppositionally, adverb
nonsuppositional, adjective
nonsuppositionally, adverb
unsuppositional, adjective
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for suppositional

supposition

/ˌsʌpəˈzɪʃən/
noun
1.
the act of supposing
2.
a fact, theory, etc, that is supposed
Derived Forms
suppositional, adjective
suppositionally, adverb
suppositionless, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for suppositional

supposition

n.

early 15c., a term in logic, from Late Latin suppositionem (nominative suppositio) "assumption, hypothesis," noun of action from past participle stem of supponere (see suppose); influenced by Greek hypothesis.

Online Etymology Dictionary, © 2010 Douglas Harper
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