assumption

Etymology

From Middle English assumpcioun, from Medieval Latin assumptio (“a taking up (into heaven)”) and Latin assumptio (“a taking up, adoption, the minor proposition of a syllogism”). Doublet of assumptio; see assume.

noun

1. The act of assuming, or taking to or upon oneself; the act of taking up or adopting.
   His assumption of secretarial duties was timely.
2. The act of taking for granted, or supposing a thing without proof; a supposition; an unwarrantable claim.
   Their assumption of his guilt disqualified them from jury duty.
3. The thing supposed; a postulate, or proposition assumed; a supposition.
   No doubt a finite evaluative argument must make some unargued evaluative assumptions, just as finite factual arguments must make some unargued factual assumptions. 1976, “The Journal of Aesthetic Education, Volume 10”, in (Please provide the book title or journal name)
4. (logic) The minor or second proposition in a categorical syllogism.
5. The taking of a person up into heaven.
6. A festival in honor of the ascent of the Virgin Mary into heaven, celebrated on 15 August.
7. (rhetoric) Assumptio.