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Definitions

tooth

[tooth] / tuθ /
NOUN
a hard bony structure in the jaws of vertebrates
Synonyms
STRONG
bicuspid cuspid eyetooth fang incisor ivory molar premolar tusk
WEAK
carnassial false tooth
NOUN
a toothlike or tooth-shaped object
Synonyms
STRONG
cog dent denticle peg point projection prong serration stub
WEAK
dentile
NOUN
bony object in mouth
Synonyms
STRONG
bicuspid canine cuspid denticle eyetooth fang grinder incisor ivory molar premolar tusk
WEAK
dentation dentile laniary

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

These are very common in modern dentistry and often linked to tooth grinding, forceful brushing, or acidic drinks.

From Science Daily • Jun. 8, 2026

Crucially, all specimens came from wild populations, meaning their tooth wear could not have been influenced by toothbrushes, soft drinks or processed foods.

From Science Daily • Jun. 8, 2026

Oral health problems, including tooth loss, gum disease and poorly fitting dentures, can also make chewing difficult and reduce dietary variety.

From Science Daily • Jun. 6, 2026

In these cases, diabetes appears to increase the risk of poor healing, rather than tooth infections causing diabetes directly.

From Science Daily • May 16, 2026

At first, Jeremy thought the combination of stick and tooth looked like a little spear.

From "Jeremy Thatcher, Dragon Hatcher" by Bruce Coville

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