ˌsəpəˈzishən noun
( -s )
Etymology: Middle English, from Late Latin supposition-, suppositio hypothesis, conjecture (influenced in meaning by Greek hypothesis, literally, act of placing under), from Latin, act of placing under, from suppositus (past participle of supponere to place under) + -ion-, -io -ion — more at hypothesis , suppose
1.
a. : something (as a hypothesis, conjecture, theory, or surmise) that is supposed
on the supposition that … language so largely contributes to making us men — A.A.Hill
an entirely gratuitous supposition on my part — W.F.De Morgan
b. : the act or process of supposing and especially of assuming something tentatively, hypothetically, or for the sake of argument
not the old psychology of supposition , but the new psychology of practical investigation — George Sampson
c. obsolete : the state of being uncertain and subject to surmise
he is sufficient, yet his means are in supposition — Shakespeare
2. : fraudulent substitution or alteration ; specifically : forgery
3. : one of the various connotations that a term may have in different passages