Etymology

nano-amp

Today it means: An SI unit of electrical current equal to 10⁻⁹ amperes. Symbol: nA Full definition →

English ampere ← Latin nānus ← Ancient Greek νᾶνος (nânos)
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The story

  1. Ancient Greekνᾶνος (nânos)
  2. Latinnānus
  3. Englishnano-
  4. Englishampere
  5. English todaynano-amp

From nano- + ampere.

Etymology from Wiktionary, CC BY-SA 4.0.