tooth
/tuːθ/Definitions
1. noun
A hard, calcified structure in the jaw of a mammal that is used for biting and chewing food.
“She brushed her teeth twice a day to keep them clean.”
2. noun
One of the small, pointed projections on the edge of a gear or cog.
“The tooth on the gear was worn down from years of use.”
3. verb
To cut or gnaw with the teeth.
“The puppy likes to tooth on her favorite toy.”
4. verb
To cut or shape with a toothed tool, such as a saw or a file.
“The carpenter toothed the wood to fit the frame perfectly.”