Etymology

apoprotein

A1P3O1P3R1O1T1E1I1N1

Today it means: The polypeptide part of a conjugated protein; for example, an apolipoprotein plus a lipid particle yields a lipoprotein. Full definition →

English protein ← Ancient Greek ᾰ̓πο- (ăpo-) ← Proto-Hellenic *apó
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The story

  1. Proto-Indo-European*h₂ep
  2. Proto-Indo-European*h₂epó
  3. Proto-Hellenic*apó
  4. Ancient Greekᾰ̓πό (ăpó)
  5. Ancient Greekᾰ̓πο- (ăpo-)
  6. Englishapo-
  7. Englishprotein
  8. English todayapoprotein

From apo- + protein.

Etymology from Wiktionary, CC BY-SA 4.0.