stannous

adjective

stan·​nous ˈsta-nəs How to pronounce stannous (audio)
: of, relating to, or containing tin especially with a valence of two

Examples of stannous in a Sentence

Recent Examples on the Web
These examples are automatically compiled from online sources to illustrate current usage. Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
On the packaging, this could look like sodium fluoride, stannous fluoride, or sodium monofluorophosphate. Jessica Booth, Parents, 10 Mar. 2024 Two specific ingredients to look for are potassium nitrate and stannous fluoride. Lacey Muinos, Health, 13 Feb. 2023 Not only will your teeth appear whiter within a week, but the powerful two-step system also improves your overall oral health thanks to the hydrogen peroxide and stannous fluoride included in the formula. Anthea Levi, Health.com, 16 Feb. 2022 Until now, researchers have been unable to stabilize stannous fluoride without making the product stain teeth yellow and dark brown. Popular Science, 3 Dec. 2019

Word History

Etymology

International Scientific Vocabulary, from Late Latin stannum

First Known Use

1849, in the meaning defined above

Time Traveler
The first known use of stannous was in 1849

Dictionary Entries Near stannous

Cite this Entry

“Stannous.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/stannous. Accessed 8 Nov. 2024.

Medical Definition

stannous

adjective
stan·​nous ˈstan-əs How to pronounce stannous (audio)
: of, relating to, or containing tin especially with a valence of two
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