One of a set of hard, bonelike structures in the jaws of vertebrates, usually rooted in sockets and typically composed of a core of soft pulp surrounded by a layer of hard dentin that is coated with cementum or enamel at the crown and used for biting or chewing food or as a means of attack or defense, A projecting part resembling a tooth in shape or function, as on a comb, gear, or saw, Effective means of enforcement; muscle, intransitive verb_ To furnish (a tool, for example) with teeth, To become interlocked; mesh, To make a jagged edge on, transitive verb_ To furnish with teeth, To indent; to jag,