Etymology

heptapeptide

H4E1P3T1A1P3E1P3T1I1D2E1

Today it means: consisting of seven amino acids linked by peptide bonds Full definition →

English peptide ← German Peptid ← Proto-Indo-European *dʰeh₁-
Ask AI about its historyChatGPTClaudePerplexityGoogle AIGrok

The story

  1. Proto-Afroasiatic*sṗɣ?
  2. Proto-Semitic*šabʕ-bor.?
  3. Proto-Indo-European*septḿ̥
  4. Proto-Hellenic*heptə́
  5. Ancient Greekἑπτᾰ́ (heptắ)
  6. Englishhepta-
  7. Proto-Indo-European*pekʷ-
  8. Proto-Indo-European*pékʷ-ye-
  9. Proto-Hellenic*pét͏̌t͏̌ō
  10. Ancient Greekπέσσω (péssō)bf.
  11. Ancient Greekπέπτω (péptō)
  12. Ancient Greekπεπτόν (peptón)
  13. GermanPepton
  14. Englishpeptone
  15. Proto-Indo-European*dʰeh₁-
  16. GermanPepton
  17. GermanPeptid
  18. Englishpeptide
  19. English todayheptapeptide

From hepta- + peptide.

Etymology from Wiktionary, CC BY-SA 4.0.