(biochemistry) The aldaric acid, 2,3 dihydroxy-succinic acid, that occurs naturally in many plants, in wine and in tamarind; it is used as the salts cream of tartar and Rochelle salt.

A red compound deposited during wine making; mostly potassium hydrogen tartrate — a source of cream of tartar. / A hard yellow deposit on the teeth, formed from dental plaque.

(dated) A fearsome or angrily violent person.

A sauce made from mayonnaise and a chopped mixture of pickled gherkins, capers, olives and shallots; traditionally served with fish or other seafood.

present participle of tartan

simple past tense and past participle of tartan

Dressed or decorated in tartan.

plural of tartan

Third-person singular simple present indicative form of tartan

(organic chemistry) Containing tartrates