Etymology

micronucleus

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Today it means: A small nucleus. Full definition →

English nucleus ← Latin nucleu ← Proto-Italic *knuks
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The story

  1. Englishmicro-
  2. Proto-Italic*knuks
  3. Latinnux
  4. Latinnucleu
  5. Englishnucleus
  6. English todaymicronucleus

From micro- + nucleus.

Etymology from Wiktionary, CC BY-SA 4.0.