- containing tin, especially in the bivalent state.
Origin of stannous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for stannous
It is prepared from nitrobenzene by reducing it with stannous chloride and sodium hydroxide.
Boiling with stannous chloride solution reduces it to the metal; digestion with potassium iodide gives mercurous iodide.
Wool is dyed in single bath by boiling with a mixture of Flavine (8%), stannous chloride (4%) and oxalic acid (2%).
The colour is developed gradually as the temperature rises; it may be rendered brighter by the addition of stannous chloride.
Stannous chloride is usually sufficiently contaminated with stannic salt.
- 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
- Of, relating to, or containing tin, especially with valence 2.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- Containing tin, especially tin with a valence of 2. Compare stannic.
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