tartar
1. [ noun ] a member of the Mongolian people of central Asia who invaded Russia in the 13th century
Synonyms: Mongol_Tatar Tatar
Related terms: Mongol
2. [ noun ] a fiercely vigilant and unpleasant woman
Synonyms: dragon
Related terms: unpleasant_woman
3. [ noun ] (chemistry) a salt used especially in baking powder
Synonyms: potassium_hydrogen_tartrate cream_of_tartar
Related terms: salt
4. [ noun ] (zoology) an incrustation that forms on the teeth and gums
Synonyms: tophus calculus
Related terms: crust
Similar spelling:   tartary
  Tartarus
  tartaric
  Tartarean
  Tarter
  tartrate