Etymology

pivampicillin

P3I1V4A1M3P3I1C3I1L1L1I1N1

Today it means: A pivaloyloxymethyl ester of ampicillin. Full definition →

English ampicillin ← Latin pēnicillum ← Proto-Italic *peznis
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The story

  1. Englishpivalic acid
  2. Englishpivalate
  3. Egyptianjmn
  4. Ancient GreekᾸ̓́μμων (Ắmmōn)
  5. LatinAmmōn
  6. Latinammoniacus
  7. Englishammonia
  8. Englishamine
  9. Englisham(ino)-
  10. Proto-Indo-European*pes-
  11. Proto-Indo-European*pes-ni-s
  12. Proto-Italic*peznis
  13. Latinpēnis
  14. Latinpēniculus
  15. Latinpēnicillum
  16. Englishp(en)icillin
  17. Englishampicillin
  18. English todaypivampicillin

From piv(alate) + ampicillin.

Etymology from Wiktionary, CC BY-SA 4.0.