Level 6 · word 19,660 of 20,000

tartar

/ˈtɑːrtər/ American
  • n. 酒石, 牙垢, 鞑靼人
  • adj. 鞑靼人的
Definition
  • n. a hard deposit on teeth or in wine casks, or a member of a Central Asian people
  • adj. of or relating to the Tartars
Example
The dentist removed the tartar built up on his teeth.
牙医清除了他牙齿上积累的牙垢。