Etymology

carotenoid

C3A1R1O1T1E1N1O1I1D2

Today it means: Any of a class of yellow to red organic pigments including the carotenes and xanthophylls. Full definition →

Ancient Greek εἶδος (eîdos) ← Proto-Hellenic *wéidos ← Proto-Indo-European *wéydos
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The story

  1. Ancient Greekκαρώ (karṓ)der.?
  2. Ancient Greekκαρωτόν (karōtón)
  3. Latincarōta
  4. Middle Frenchcarotte
  5. Middle Englishkarette
  6. Englishcar(r)ot
  7. Englishcarotene
  8. Proto-Indo-European*weyd-
  9. Proto-Indo-European*wéydos
  10. Proto-Hellenic*wéidos
  11. Ancient Greekεἶδος (eîdos)
  12. English todaycarotenoid

From carotene + -oid.

Etymology from Wiktionary, CC BY-SA 4.0.