baby tooth

noun

: a temporary tooth of a young mammal that in human dentition includes four incisors, two canines, and four molars in each jaw : milk tooth, deciduous tooth
If one of my sisters or brothers or I lost a baby tooth, we always put it in an envelope under our pillow.Ian Frazier
By the time a dog is about a year old, the baby teeth will have been gradually replaced by 42 permanent teeth …Tom Ewing

Examples of baby 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.
In December 2022, Kim Kardashian’s younger sister, Khloé Kardashian, 40, took to her Instagram to share that her daughter True, born in 2018, lost her first baby tooth. Ryan Brennan, Miami Herald, 9 Apr. 2025 After an X-ray, the dentist found that Natalia still had 12 baby teeth. Monica Mercuri, Forbes.com, 9 Apr. 2025 All baby teeth should be present by seven weeks old, and they are typically fully weaned by this time as well. Thomas G. Moukawsher, Newsweek, 20 Mar. 2025 The kid seems preoccupied with the fact that a baby tooth is coming loose, which allows Mixxy and Hiro to make a fuss over him. Chris Klimek, Vulture, 4 Sep. 2024 See All Example Sentences for baby tooth

Word History

First Known Use

1834, in the meaning defined above

Time Traveler
The first known use of baby tooth was in 1834

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Cite this Entry

“Baby tooth.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/baby%20tooth. Accessed 16 Apr. 2025.

Kids Definition

baby tooth

noun

Medical Definition

baby tooth

noun

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