Meaning

noun the kind and number and arrangement of teeth (collectively) in a person or animal

noun hard bonelike structures in the jaws of vertebrates; used for biting and chewing or for attack and defense

noun something resembling the tooth of an animal

originFrom Middle English teth, plural of tothe, from Old English tēþ, nominative plural of tōþ, from earlier *tœ̄þ, from Proto-Germanic *tanþiz, nominative plural of *tanþs, from Proto-Indo-European *h₃dóntes, nominative plural of *h₃dónts.

Etymology from Wiktionary, CC BY-SA 3.0