Etymology

accelerometer

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Today it means: An instrument for measuring acceleration. Full definition →

Ancient Greek μέτρον (métron) ← Proto-Indo-European *meh₁- ← English accelerate
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The story

  1. Proto-Indo-European*h₂éd
  2. Proto-Italic*ad
  3. Proto-Italic*ad-
  4. Latinad-
  5. Proto-Indo-European*kel-
  6. Latinceler
  7. Latincelerō
  8. Latinaccelerō
  9. Latinaccelerātu
  10. Latinaccelerō
  11. Latinaccelerātiō
  12. Englishaccelerationbf.
  13. Englishaccelerate
  14. Proto-Indo-European*med-
  15. Proto-Indo-European*meh₁-
  16. Ancient Greekμέτρον (métron)
  17. English todayaccelerometer

From accelerate + -o- + -meter.

Etymology from Wiktionary, CC BY-SA 4.0.