Etymology

agnosia

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Today it means: The inability to recognise objects by use of the senses. Full definition →

Ancient Greek ἀγνωσῐ́ᾱ (agnōsĭ́ā) ← Proto-Indo-European *ǵneh₃- ← Proto-Hellenic *ə-
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The story

  1. Proto-Indo-European*né
  2. Proto-Indo-European*n̥-
  3. Proto-Hellenic*ə-
  4. Ancient Greekᾰ̓- (ă-)
  5. Proto-Indo-European*ǵneh₃-
  6. Ancient Greek[Term?]
  7. Ancient Greekἀγνώς (agnṓs)
  8. Ancient Greekἀγνωσῐ́ᾱ (agnōsĭ́ā)
  9. English todayagnosia

Derived from Ancient Greek ἀγνωσῐ́ᾱ (agnōsĭ́ā, “ignorance”).

Etymology from Wiktionary, CC BY-SA 4.0.