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stannous

American  
[stan-uhs] / ˈstæn əs /

adjective

Chemistry.
  1. containing tin, especially in the bivalent state.


stannous British  
/ ˈstænəs /

adjective

  1. of or containing tin, esp in the divalent state

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

stannous Scientific  
/ stănəs /
  1. Containing tin, especially tin with a valence of 2.

  2. Compare stannic


Etymology

Origin of stannous

First recorded in 1840–50; stann(um) + -ous

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

For gingivitis, Consumer Reports’ consultants advise that you consider a mouth rinse with stannous fluoride, cetylpyridinium chloride or the essential oils thymol, menthol, eucalyptol and methyl salicylate.

From Washington Post

“I would tell my patients if they are concerned about triclosan that stannous fluoride is also very effective for reducing plaque and gingivitis,” said Dr. Niederman.

From New York Times

They were separated into three groups, one assigned to a toothpaste without antibacterial properties and the others assigned to antibacterial toothpastes containing either stannous fluoride or triclosan.

From Scientific American

In solution minute quantities of gold may be detected by the formation of “purple of Cassius,” a bluish-purple precipitate thrown down by a mixture of ferric and stannous chlorides.

From Project Gutenberg

The colour is developed gradually as the temperature rises; it may be rendered brighter by the addition of stannous chloride.

From Project Gutenberg