containing tin, especially in the bivalent state.
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for stannous
Historical Examples of 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.
British Dictionary definitions for stannous
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.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.