Etymology

cyclopropane

C3Y4C3L1O1P3R1O1P3A1N1E1

Today it means: The simplest alicyclic hydrocarbon, C₃H₆, an inflammable gas, sometimes used as an anaesthetic. Full definition →

English propane ← Classical Latin cyclicus ← French cyclique
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The story

  1. Proto-Indo-European*kʷelh₁-redup.
  2. Proto-Indo-European*kʷékʷlos
  3. Proto-Hellenic*kʷókʷlos
  4. Proto-Hellenic*kúklos
  5. Ancient Greekκύκλος (kúklos)
  6. Late Latincyclus
  7. Middle Englishcicle
  8. Englishcycle
  9. Ancient Greekκύκλος (kúklos)
  10. Ancient Greekκυκλῐκός (kuklĭkós)
  11. Classical Latincyclicu
  12. Middle Frenchcyclique
  13. Frenchcyclique
  14. Classical Latincyclicus
  15. Englishcyclic
  16. Englishcyclo-
  17. Englishpropane
  18. English todaycyclopropane

From cyclo- + propane.

Etymology from Wiktionary, CC BY-SA 4.0.