Etymology

vinylogous

V4I1N1Y4L1O1G2O1U1S1

Today it means: Of, pertaining to or containing a vinyl group, specifically used to describe functional groups in which the standard moieties of the group are separated by a carbon–carbon double bond. Full definition →

English homologous ← Late Latin homologus ← Ancient Greek ὁμόλογος (homólogos)
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The story

  1. Proto-Indo-European*weh₁y-?
  2. Proto-Indo-European*wéyh₁ō
  3. Proto-Italic*wīnom
  4. Latinvīnum
  5. Proto-Indo-European*swel-der.?
  6. Ancient Greekῡ̔́λη (hū́lē)
  7. Englishvinyl
  8. Proto-Indo-European*sem-
  9. Proto-Indo-European*somHós
  10. Proto-Hellenic*homós
  11. Ancient Greekὁμός (homós)
  12. Proto-Indo-European*leǵ-
  13. Proto-Indo-European*lóǵos
  14. Proto-Hellenic*lógos
  15. Ancient Greekλόγος (lógos)
  16. Ancient Greekὁμόλογος (homólogos)
  17. Late Latinhomologus
  18. Englishhomologous
  19. English todayvinylogous

Blend of vinyl + homologous.

Etymology from Wiktionary, CC BY-SA 4.0.