toof

Noun

tooth (plural teeth)

1. A hard, calcareous structure present in the mouth of many vertebrate animals, generally used for biting and chewing food.
   • tooth decay
2. A sharp projection on the blade of a saw or similar implement.

   Synonyms:

   sawtooth

3. A projection on the edge of a gear that meshes with similar projections on adjacent gears, or on the circumference of a cog that engages with a chain.
4. The property of resisting slippage when knotted.
   • Jute has more tooth than polypropylene.
5. A projection or point in other parts of the body resembling the tooth of a vertebrate animal.
   • Species XXXVI. Obliquaria bullata— (Unio bullata) […] Found at the falls of Ohio; rare; breadth almost two inches; cardinal and lamellar teeth like preceding species; apices rounded, decorticated, but not truncated1832, Constantine Samuel Rafinesque, A monograph of the fluviatile bivalve shells of the river Ohio, page 43
6. A pointed projection from the margin of a leaf.

See all 13 meanings of tooth