Etymology

nucleocosmochronology

Today it means: A technique for estimating the age of astronomical objects by measuring the relative abundances of isotopes Full definition →

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

  1. Proto-Italic*knuks
  2. Latinnux
  3. Latinnucleu
  4. Englishnucleus
  5. Englishnucleo-
  6. Englishcosmochronology
  7. English todaynucleocosmochronology

From nucleo- + cosmochronology.

Etymology from Wiktionary, CC BY-SA 4.0.