Etymology

assumption

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Today it means: The act of assuming, or taking to or upon oneself; the act of taking up or adopting. Full definition →

Middle English assumpcioun ← Latin assūmptiō ← Proto-Italic *emō
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The story

  1. Proto-Indo-European*h₂éd
  2. Proto-Italic*ad
  3. Proto-Italic*ad-
  4. Latinad-
  5. Proto-Indo-European*upó
  6. Proto-Italic*supo
  7. Latinsub
  8. Latinsub-
  9. Proto-Indo-European*h₁em-
  10. Proto-Indo-European*h₁émeti
  11. Proto-Italic*emō
  12. Latinemō
  13. Latinsūmō
  14. Latinassūmō
  15. Latinassūmptiō
  16. Middle Englishassumpcioun
  17. English todayassumption

From Middle English assumpcioun, from Medieval Latin assūmptiō (“a taking up (into heaven)”) and Latin assūmptiō (“a taking up, adoption, the minor proposition of a syllogism”) (whence -ion), from Latin assūmō (whence as- (“assimilated form of ad-”). See also assume. Doublet of assumptio.

Words from the same roots

Latinassūmptiō all →

assumptio

Latinassūmō all →

assume

Etymology from Wiktionary, CC BY-SA 4.0.