The story
- Proto-Indo-European*meh₂ḱ-
- Proto-Indo-European*mh₂ḱrós
- Proto-Hellenic*makrós
- Ancient Greekμᾰκρός (măkrós)
- Frenchmacro-
- Englishmacro-
- Latinlac
- Englishlacto-
- GermanKeton
- Englishketone
- Englishlac(tone)
- Egyptianjmn
- Ancient GreekᾸ̓́μμων (Ắmmōn)
- LatinAmmōn
- Latinammoniacus
- Englishammonia
- Proto-Indo-European*dʰeh₁-
- Englisham(ide)
- Englishlactam
- Englishlactamization
- English todaymacrolactamization
From macro- + lactamization.
Etymology from Wiktionary, CC BY-SA 4.0.