Etymology

deontic

D2E1O1N1T1I1C3

Today it means: Pertaining to necessity, duty or obligation, or expressions conveying this. Full definition →

Ancient Greek δέον
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The story

  1. Ancient Greek · derived fromδέον“what is right”
  2. English todaydeontic

From Ancient Greek δέον (déon, “what is right”); compare deontology.

Words from the same roots

Ancient Greekδέον all →

deontology

Etymology from Wiktionary, CC BY-SA 4.0.