noun pl. teeth (tēt̸h)

1. 1. any of a set of hard, bonelike structures set in the jaws of most vertebrates and used for biting, tearing, and chewing: a tooth consists typically of a sensitive, vascular pulp surrounded by dentin and coated on the crown with enamel and on the root with cementum: normally 32 are in the permanent set and 20 in the deciduous set of a human
   2. any of various analogous processes in invertebrates
   3. denture (sense )
2. something resembling a tooth; toothlike part, as on a saw, fork, rake, gearwheel, etc.; tine, prong, cog, etc.
3. appetite or taste for something specified: now only in sweet tooth
4. something that bites, pierces, or gnaws like a tooth the teeth of the storm
5. a rough surface, as on paper, metal, etc.
6. a sound or effective means of enforcing something to put teeth into a law
7. Bot. any small, pointed lobe, as of a leaf or of the fringe surrounding the opening of a capsule in mosses

Etymology: ME < OE toth (< *tanth), akin to Ger zahn < IE *edont- (< base *ed-, to eat) > L dens (gen. dentis), Gr odous (gen. odontos)

transitive verb

1. to provide with teeth
2. to make jagged; indent

intransitive verb