deciduous tooth
noun
: a temporary tooth of a young mammal that in human dentition includes four incisors, two canines, and four molars in each jaw : baby tooth, milk tooth
Occasionally, cats are born with duplicate or missing teeth, but the most common developmental problem is retained deciduous teeth …—Drew Weigner
Both sisters had severe dental caries as young children that necessitated the extraction of all deciduous teeth.—Christine M. Laine et al.
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Merriam-Webster unabridged
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