• synonyms


[yoo r-uh-nuh s, yoo-rey-]
adjective Chemistry.
  1. containing trivalent uranium.
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Origin of uranous

First recorded in 1835–45; uran(ium) + -ous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for uranous

Historical Examples

  • Uranous salts are converted into uranic by boiling with nitric acid or other oxidising agents.

    A Textbook of Assaying: For the Use of Those Connected with Mines.

    Cornelius Beringer and John Jacob Beringer

  • In the mean time the French scientist obtained radiations from metallic uranium and from uranous salts.

British Dictionary definitions for uranous


  1. of or containing uranium, esp in a low valence 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