Where does “Alkali” come from?

Alkali (German) comes from French alcali, from Medieval Latin alcali, from Arabic اَلْقِلْي.

Alkali (German): alkali

Definitions

Step	Language	Word	Meaning
1	French	alcali	alkali
2	Medieval Latin	alcali	—
3	Arabic	اَلْقِلْي	—

Alkali — Etymology, Origin & Word History | Etymology Explorer