tooth - definition, thesaurus and related words from WordNet-Online

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Noun tooth has 5 senses

tooth - hard bonelike structures in the jaws of vertebrates; used for biting and chewing or for attack and defense
--₁ is a kind of bone, os
--₁ is a member of dentition, teeth
--₁ has parts:

dentine, dentin; pulp cavity; cusp; crown; root, tooth root; pulp; stump

--₁ has particulars:

tooth - something resembling the tooth of an animal
--₂ is a kind of projection
--₂ is a part of
comb; comb; saw; power saw, saw, sawing machine
--₂ has particulars: cog, sprocket
tooth - toothlike structure in invertebrates found in the mouth or alimentary canal or on a shell
--₃ is a kind of structure, anatomical structure, complex body part, bodily structure, body structure
--₃ has particulars: denticle
tooth - a means of enforcement; "the treaty had no teeth in it"
--₄ is a kind of means, agency, way
tooth - one of a number of uniform projections on a gear
--₅ is a kind of projection
--₅ is a part of gear, gear wheel, cogwheel