noun, plural teeth.
- any of the uniform projections on a gear or rack by which it drives, or is driven by, a gear, rack, or worm.
- any of the uniform projections on a sprocket by which it drives or is driven by a chain.
- any small, toothlike marginal lobe.
- one of the toothlike divisions of the peristome of mosses.
verb (used with object), toothed [tootht, toothd] /tuθt, tuðd/, tooth·ing [too-thing, -thing] /ˈtu θɪŋ, -ðɪŋ/.
verb (used without object), toothed [tootht, toothd] /tuθt, tuðd/, tooth·ing [too-thing, -thing] /ˈtu θɪŋ, -ðɪŋ/.
- so as to face or confront; straight into or against: in the teeth of the wind.
- in defiance of; in opposition to: She maintained her stand in the teeth of public opinion.
- to induce an unpleasant sensation.
- to repel; irritate: The noise of the machines sets my teeth on edge.
Origin of tooth
Related formstooth·like, adjective
British Dictionary definitions for in the teeth of
noun plural teeth (tiːθ)
verb (tuːð, tuːθ)
Derived Formstoothless, adjectivetoothlike, adjective
Word Origin for tooth
Medicine definitions for in the teeth of
n. pl. teeth (tēth)
Science definitions for in the teeth of
Plural teeth (tēth)
Culture definitions for in the teeth of
A hard structure, embedded in the jaws of the mouth, that functions in chewing. The tooth consists of a crown, covered with hard white enamel; a root, which anchors the tooth to the jawbone; and a “neck” between the crown and the root, covered by the gum. Most of the tooth is made up of dentin, which is located directly below the enamel. The soft interior of the tooth, the pulp, contains nerves and blood vessels. Humans have molars for grinding food, incisors for cutting, and canines and bicuspids for tearing.
Idioms and Phrases with in the teeth of (1 of 2)
in the teeth of
Straight into, confronting, as in The ship was headed in the teeth of the gale. [Late 1200s]
In opposition to or defiance of, as in She stuck to her position in the teeth of criticism by the board members. [Late 1700s] Also see fly in the face of.
Facing danger or threats, as in The tribe was in the teeth of starvation. [Early 1800s]
Idioms and Phrases with in the teeth of (2 of 2)
In addition to the idiom beginning with tooth
- tooth fairy
- fight tooth and nail
- fine-tooth comb
- long in the tooth
- sweet tooth
Also see underteeth.