Etymology

autoantibody

A1U1T1O1A1N1T1I1B3O1D2Y4

Today it means: An antibody formed in response to an agent (autoantigen) produced by the organism itself. Full definition →

English antibody ← Ancient Greek αὐτο- (auto-) ← Proto-Indo-European *h₂ew
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The story

  1. Proto-Hellenic*autós
  2. Proto-Indo-European*h₂ew
  3. Ancient Greekαὖ (aû)
  4. Ancient Greekτόν (tón)
  5. Ancient Greekαὐτός (autós)
  6. Ancient Greekαὐτο- (auto-)
  7. Englishauto-
  8. Englishantibody
  9. English todayautoantibody

From auto- + antibody.

Etymology from Wiktionary, CC BY-SA 4.0.