Etymology

cytophotometry

C3Y4T1O1P3H4O1T1O1M3E1T1R1Y4

Today it means: The analysis of the chemical composition of cells using a cytophotometer Full definition →

Ancient Greek μέτρον (métron) ← Proto-Indo-European *meh₁- ← English photo-
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The story

  1. Ancient Greekκύτος (kútos)
  2. Englishcyto-
  3. Proto-Indo-European*bʰeh₂-
  4. Proto-Indo-European*bʰéh₂os
  5. Proto-Hellenic*pʰáwos
  6. Ancient Greekφᾰ́ος (phắos)
  7. Ancient Greekφῶς (phôs)
  8. Ancient Greekφωτο- (phōto-)
  9. Englishphoto-
  10. Proto-Indo-European*med-
  11. Proto-Indo-European*meh₁-
  12. Ancient Greekμέτρον (métron)
  13. English todaycytophotometry

From cyto- + photo- + -metry.

Etymology from Wiktionary, CC BY-SA 4.0.