Where does “tártaro” come from?

tártaro (Spanish) comes from French Tartare, from Middle French tartar, from Old French Tartar, from Medieval Latin tartarus, from Latin tartarus, from Ancient Greek Τάρταρος, from Ancient Greek Ταρτησσός, from Ancient Greek Ἡράκλειοι Στῆλαι.

tártaro (Spanish): hell; tartaric acid; tartar

Definitions

hell; tartaric acid; tartar

Ancestry of “tártaro”, step by step

tártaro traces back through two separate lines of ancestry.

via French Tartare

Step	Language	Word	Meaning
1	French	Tartare	Tartar; Tatar
2	Middle French	tartar	Tartar (of or relating to any of several Turkic groups)
3	Old French	Tartar	—
4	Medieval Latin	tartarus	Tatar
5	Latin	tartarus	A river of Venetia that used to flow into the Adriatic Sea, now called Tartaro
6	Ancient Greek	Τάρταρος	Tartarus
7	Ancient Greek	Ταρτησσός	Tartessus; Tartessos
8	Ancient Greek	Ἡράκλειοι Στῆλαι	—

via Persian daradi

Step	Language	Word	Meaning
1	Persian	daradi	—

Every word from Ancient Greek Ἡράκλειοι Στῆλαι →Every word from Ancient Greek Ταρτησσός →Every word from Ancient Greek Τάρταρος →