Etymology

metalloprotein

M3E1T1A1L1L1O1P3R1O1T1E1I1N1

Today it means: a protein, such as haemoglobin or chlorophyll, that contains a metal atom as a cofactor Full definition →

English protein ← Ancient Greek μέτᾰλλον (métăllon)
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The story

  1. Ancient Greekμέτᾰλλον (métăllon)
  2. Englishmetallo-
  3. Englishprotein
  4. English todaymetalloprotein

From metallo- + protein.

Etymology from Wiktionary, CC BY-SA 4.0.