autoreactive

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adjective

Acting against the organism by which it was produced

“an autoreactive T-cell clone”

RareScrabble 17

Meanings

adjectiveautoreactive (comparative more autoreactive, superlative most autoreactive)

comparative more autoreactive · superlative most autoreactive

  1. immunologyActing against the organism by which it was produced

    an autoreactive T-cell clone

Origin

  1. Proto-Indo-European*h₂ew
  2. Proto-Indo-European*tó-
  3. Proto-Hellenic*autós
  4. Proto-Indo-European*h₂ew
  5. Ancient Greekαὖ (aû)
  6. Ancient Greekτόν (tón)
  7. Ancient Greekαὐτός (autós)
  8. Ancient Greekαὐτο- (auto-)
  9. Englishauto-
  10. Proto-Italic*wre-
  11. Latinre-
  12. Old Frenchre-
  13. Middle Englishre-
  14. Englishre-
  15. Proto-Indo-European*h₂eǵ-
  16. Proto-Indo-European*h₂éǵeti
  17. Proto-Italic*agō
  18. Latinagō
  19. Latināctus
  20. Latinācta
  21. Old Frenchact
  22. Middle Englishacte
  23. Englishact
  24. Englishreact
  25. Englishreactive
  26. Englishautoreactive

From auto- + reactive.

Full word history & related roots →
Cite this entry
APA

autoreactive. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/autoreactive

MLA

“autoreactive.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/autoreactive. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “autoreactive,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/autoreactive.

Source: autoreactive on Wiktionary, CC BY-SA 4.0.