Etymology

cefapirin

C3E1F4A1P3I1R1I1N1

Today it means: An injectable cephalosporin antibiotic. Full definition →

English pyridinyl ← Ancient Greek ῡ̔́λη (hū́lē) ← Proto-Indo-European *swel-der.?
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The story

  1. Englishcephalosporin
  2. Englishcephalosporanic
  3. GermanPyridin
  4. Englishpyridine
  5. Proto-Indo-European*swel-der.?
  6. Ancient Greekῡ̔́λη (hū́lē)
  7. Englishpyridinyl
  8. English todaycefapirin

From cepha(losporanic acid) + pyr(id)in(yl).

Etymology from Wiktionary, CC BY-SA 4.0.