Etymology

myosin

M3Y4O1S1I1N1

Today it means: Any of a large family of motor proteins found in eukaryotic tissues, allowing mobility in muscles. Full definition →

Ancient Greek μυός
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The story

  1. Ancient Greek · derived fromμυός
  2. English todaymyosin

From myo- (“relating to muscle”), and Ancient Greek μυός (muós), genitive of μῦς (mûs, “muscle”) + -in.

Etymology from Wiktionary, CC BY-SA 4.0.