Etymology

picojoule

P3I1C3O1J8O1U1L1E1

Today it means: One million millionth ( 10⁻¹² ) of a joule. Symbol: pJ. Full definition →

English joule ← Spanish pico ← Old Spanish bico
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The story

  1. Latinbeccus
  2. Old Spanishbico
  3. Spanishpico
  4. Englishpico-
  5. Englishjoule
  6. English todaypicojoule

From pico- + joule.

Etymology from Wiktionary, CC BY-SA 4.0.