Below you can find the It's a branch of math or in dentistry a hardened plaque on the teeth Jeopardy Words Answer. The answer to It's a branch of math or in dentistry a hardened plaque on the teeth has 8 letters. This clue belongs to the Science category and is part of Jeopardy Word Level 1779. If you scroll near the bottom you will find other clues and answers part of level 1779