the supposition that something is true
a fact or statement, e.g. a proposition, axiom, or postulate, taken for granted
the act of assuming
the assumption of a false name
the act of laying claim to or taking possession of something
(Assumption) 15 August, observed by Christians in commemoration of the taking up of the Virgin Mary into heaven
archaic arrogance or presumption
[Middle English from late Latin assumption-, assumptio taking up, from Latin assumere: see assume]