• synonyms


[stan-uh s]
adjective Chemistry.
  1. containing tin, especially in the bivalent state.
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Origin of stannous

First recorded in 1840–50; stann(um) + -ous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for stannous

Historical Examples

British Dictionary definitions for stannous


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


  1. Of, relating to, or containing tin, especially with valence 2.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

stannous in Science


  1. Containing tin, especially tin with a valence of 2. Compare stannic.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.