Etymology

picomole

P3I1C3O1M3O1L1E1

Today it means: A unit of substance equal to one trillionth (10⁻¹²) of a mole Full definition →

English mole ← Spanish pico ← Old Spanish bico
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The story

  1. Latinbeccus
  2. Old Spanishbico
  3. Spanishpico
  4. Englishpico-
  5. Englishmole
  6. English todaypicomole

From pico- + mole.

Etymology from Wiktionary, CC BY-SA 4.0.