Etymology

powertrain

pow·er·train
P3O1W4E1R1T1R1A1I1N1

Today it means: The group of components in a vehicle that generate power and deliver it to the road surface, water, or air. Full definition →

English train ← Middle English trayne ← Old French train
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The story

  1. Proto-Indo-European*pótis
  2. Proto-Italic*potis
  3. Proto-Indo-European*h₁es-
  4. Proto-Indo-European*h₁ésti
  5. Proto-Indo-European*bʰuH-
  6. Proto-Indo-European*bʰúHt
  7. Proto-Italic*som
  8. Proto-Italic*possom
  9. Latinposse
  10. Vulgar Latinpotēre
  11. Old Frenchpooir
  12. Anglo-Normanpoer
  13. Middle Englishpower
  14. Englishpower
  15. Proto-Indo-European*dʰregʰ-der.?
  16. Latintrahere
  17. Vulgar Latin*tragīnāre
  18. Old Frenchtraïner
  19. Old Frenchtrain
  20. Middle Englishtrayne
  21. Englishtrain
  22. English todaypowertrain

From power + train.

Etymology from Wiktionary, CC BY-SA 4.0.