macrolactam

M3A1C3R1O1L1A1C3T1A1M3

noun

A macrocyclic lactam

OriginEnglish lactam ← Proto-Indo-European *dʰeh₁- ← Latin ammoniacus →
Scrabble 19
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Meanings

nounmacrolactam (plural macrolactams)

plural macrolactams

  1. chemistryA macrocyclic lactam

Origin

  1. Proto-Indo-European*meh₂ḱ-
  2. Proto-Indo-European*mh₂ḱrós
  3. Proto-Hellenic*makrós
  4. Ancient Greekμᾰκρός (măkrós)
  5. Frenchmacro-
  6. Englishmacro-
  7. Latinlac
  8. Englishlacto-
  9. GermanKeton
  10. Englishketone
  11. Englishlac(tone)
  12. Egyptianjmn
  13. Ancient GreekᾸ̓́μμων (Ắmmōn)
  14. LatinAmmōn
  15. Latinammoniacus
  16. Englishammonia
  17. Proto-Indo-European*dʰeh₁-
  18. Englisham(ide)
  19. Englishlactam
  20. Englishmacrolactam

From macro- + lactam.

Full word history & related roots →
Cite this entry
APA

macrolactam. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/macrolactam

MLA

“macrolactam.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/macrolactam. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “macrolactam,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/macrolactam.

Source: macrolactam on Wiktionary, CC BY-SA 4.0.