permanent tooth

noun

: any of the second set of teeth of a mammal that follow the milk teeth, typically persist into old age, and in humans are 32 in number

Examples of permanent tooth in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Dentists may order X-rays for children to see where their underlying permanent teeth are and how those are growing. Melinda Wenner Moyer, New York Times, 21 Jan. 2025 Patients don't immediately receive permanent teeth because doctors first want to address any problems that might come with the implants, Weber said. Claire Osborn, Austin American-Statesman, 3 Dec. 2024 Yet even with the proliferation of fluoride-containing toothpastes and dental sealants, tooth decay is still the most common chronic disease affecting American children, and the average senior citizen is missing at least 10 permanent teeth. Karen Kaplan, Los Angeles Times, 6 Jan. 2025 In fact, when 75 percent of their water contained at least 0.7 milligrams of fluoride per liter, there was a 30 percent reduction in the rate of decay in primary teeth and a 12 percent reduction in the rate of decay in their permanent teeth. Sam Walters, Discover Magazine, 18 Dec. 2024 This is done mainly for immature permanent teeth, allowing the root to develop. Laura Schober, Health, 1 Dec. 2024 Within a decade, cavities in 6-year-olds’ permanent teeth had dropped by 84%. Corinne Purtill, Los Angeles Times, 5 Nov. 2024 When a wisdom tooth or a permanent tooth in a child begins to grow in, a pocket of tissue forms over the tooth. Sarah Hudgens, Health, 4 Oct. 2024 Side effects are rare, though this therapy can cause tooth discoloration (fluorosis) in the developing permanent teeth of children under the age of six. Mark Gurarie, Health, 13 Sep. 2024

Word History

First Known Use

1799, in the meaning defined above

Time Traveler
The first known use of permanent tooth was in 1799

Dictionary Entries Near permanent tooth

Cite this Entry

“Permanent tooth.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/permanent%20tooth. Accessed 27 Jan. 2025.

Kids Definition

permanent tooth

noun
: one of the second set of teeth of a mammal that follow the milk teeth, usually last into old age, and in human beings are 32 in number

Medical Definition

permanent tooth

noun
: one of the second set of teeth of a mammal that follow the milk teeth, typically persist into old age, and in humans are 32 in number including 4 incisors, 2 canines, and 10 premolars and molars in each jaw

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