Where does “tartre” come from?
tartre (Old French) comes from Medieval Latin tartarum, from Byzantine Greek τάρταρον, from Arabic دُرْدِيّ, from Persian درد, from Proto-Iranian *dr̥ti-, from Proto-Indo-European *dʰṛ-to-, from Proto-Indo-European dʰreyd- — to have diarrhea.
tartre (Old French): flat pastry
Ancestry of “tartre”, step by step
Words derived from “tartre”