assumption

Meanings

1. 1
   noun

   Something you accept as true without proof.

   Their plan was based on the assumption that prices would rise.

2. 2
   noun

   The act of believing something is true without checking it.

   Your assumption that I would agree was unwarranted.

3. 3
   noun

   The act of taking on a job, role, or power.

   His assumption of office coincided with the economic crisis.

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.

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