assumption

as-sump-tion · noun

imported

Definitions

noun

  1. 1.

    Something accepted as true without proof.

  2. 2.

    The act of taking on a responsibility or role.

  3. 3.

    (Religious) The bodily taking up of the Virgin Mary into heaven.

Forms

plural: assumptions

Phrases & expressions

  • •
    on the assumption that — based on the belief that
  • •
    working assumption — a hypothesis used as a basis for action
  • •
    make an assumption — to believe something without proof

Related words

Antonyms: certainty, fact, proof
See also: assume, assumed, hypothesis, presumption
Synonyms: hypothesis, premise, presumption, supposition

Etymology

From Latin assumptio ("a taking up"), from assumere ("to take up"), from ad- ("to") + sumere ("to take").