biomechanic

The story

1. Proto-Indo-European*gʷeyh₃-
2. Ancient Greekβῐ́ος (bĭ́os)
3. Ancient Greekβῐο- (bĭo-)
4. Englishbio-
5. Proto-Indo-European*megʰ-der.?
6. Ancient Greekμηχανή (mēkhanḗ)
7. Ancient Greekμηχανικός (mēkhanikós)
8. Latinmēchanicus
9. Old Frenchmecanique
10. Middle Englishmekanyk
11. Englishmechanic
12. English todaybiomechanic

From bio- + mechanic.