The act by which something is chewed on; mastication.
The consumption of (the juice from) the khat plant.
The consumption of loose leaf tobacco juice from tobacco plants by chewing leaves near the cheek.
A hard, calcareous structure present in the mouth of many vertebrate animals, generally used for eating.
An irreducible component of a comb that intersects the handle in exactly one point, that point being distinct from the unique point of intersection for any other tooth of the comb.
The rough surface of some kinds of cel or other films that allows better adhesion of artwork.
A pointed projection from the margin of a leaf.
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.
A sharp projection on the blade of a saw or similar implement.
Liking, fondness (compare toothsome).
A projection or point in other parts of the body resembling the tooth of a vertebrate animal.
To provide or furnish with teeth.
To indent; to jag.
To lock into each other, like gear wheels.