Etymology

coulometer

C3O1U1L1O1M3E1T1E1R1

Today it means: a device, used in coulometry, to determine the amount of substance released during electrolysis. Full definition →

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

  1. Englishcoulomb
  2. Proto-Indo-European*med-
  3. Proto-Indo-European*meh₁-
  4. Ancient Greekμέτρον (métron)
  5. English todaycoulometer

From coulomb + -meter.

Etymology from Wiktionary, CC BY-SA 4.0.