physiochemical

The story

1. Proto-Indo-European*bʰuH-
2. Proto-Indo-European*bʰuHyéti
3. Ancient Greekφῠ́ω (phŭ́ō)
4. Ancient Greekφῠ́σῐς (phŭ́sĭs)
5. Englishphysio-
6. Proto-Indo-European*ǵʰew-
7. Ancient Greekχῠ́μᾰ (khŭ́mă)
8. Ancient Greekχυμείᾱ (khumeíā)
9. Arabicالْكِيمِيَاء (al-kīmiyāʔ)
10. Medieval Latinalchēmia
11. Ancient Greekχυμείᾱ (khumeíā)influ.
12. New Latinchēmia
13. New Latinchēmicus
14. Proto-Indo-European*h₂el-
15. Proto-Indo-European*h₂élisder.?
16. Englishchemical
17. English todayphysiochemical

From physio- + chemical.