Etymology

cyclobutadiene

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Today it means: The unsaturated cyclic hydrocarbon, C₄H₄, that is the smallest annulene. Full definition →

English butadiene ← Classical Latin cyclicus ← French cyclique
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The story

  1. Late Latincyclus
  2. Middle Englishcicle
  3. Englishcycle
  4. Ancient Greekκυκλῐκός (kuklĭkós)
  5. Classical Latincyclicu
  6. Middle Frenchcyclique
  7. Frenchcyclique
  8. Classical Latincyclicus
  9. Englishcyclic
  10. Englishcyclo-
  11. Englishbutadiene
  12. English todaycyclobutadiene

From cyclo- + butadiene.

Etymology from Wiktionary, CC BY-SA 4.0.