Etymology

polyesteramide

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Today it means: Any polymer containing both ester and amide groups; used especially of rubber-like insulating materials. Full definition →

English amide ← Proto-Indo-European *dʰeh₁- ← Latin ammoniacus
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The story

  1. Proto-Indo-European*pleh₁-
  2. Proto-Indo-European*polh₁ús
  3. Ancient Greekπολῠ́ς (polŭ́s)
  4. Englishpoly-
  5. GermanEssig
  6. Proto-Indo-European*h₂eydʰ-
  7. Proto-Hellenic*áitʰō
  8. Ancient Greekαἴθω (aíthō)
  9. Ancient Greekᾱ̓ήρ (āḗr)influ.?
  10. Ancient Greekαἰθήρ (aithḗr)
  11. Latinaethēr
  12. GermanÄther
  13. GermanEster
  14. Englishester
  15. Ancient GreekᾸ̓́μμων (Ắmmōn)
  16. LatinAmmōn
  17. Latinammoniacus
  18. Englishammonia
  19. Proto-Indo-European*dʰeh₁-
  20. Englishamide
  21. English todaypolyesteramide

From poly- + ester + amide.

Etymology from Wiktionary, CC BY-SA 4.0.