The story
- Proto-Indo-European*sem-
- Proto-Indo-European*sḿ̥teros
- Proto-Hellenic*hə́teros
- Ancient Greekἕτερος (héteros)
- Englishhetero-
- Proto-Indo-European*me
- Proto-Indo-European*meth₂?
- Ancient Greekμετᾰ́ (metắ)
- Ancient Greekμετα- (meta-)
- Proto-Indo-European*gʷelH-
- Proto-Hellenic*gʷəlnō
- Ancient Greekβάλλω (bállō)
- Ancient Greekμεταβάλλω (metabállō)
- Ancient Greekμετᾰβολή (metăbolḗ)
- Englishmetabolism
- English todayheterometabolism
From hetero- + metabolism.
Etymology from Wiktionary, CC BY-SA 4.0.