molar tooth

/M OW1 L ER0 T UW0 TH/
noun
  1. 1

    A back tooth having a broad surface used for grinding one's food.

noun
  1. 1

    A unit of concentration equal to one mole per litre.

Source: https://en.wiktionary.org/wiki/molar, https://en.wiktionary.org/wiki/molar%20tooth