from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Of or relating to uranium, especially with valence lower than in comparable uranic compounds.

from The Century Dictionary.

  • Of or pertaining to the metal uranium: noting salts of which the base is uranium protoxid.

from the GNU version of the Collaborative International Dictionary of English.

  • adjective (Chem.) Pertaining to, or containing, uranium; designating those compounds in which uranium has a lower valence as contrasted with the uranic compounds.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective chemistry Containing uranium in lower valences than uranic compounds.


from Wiktionary, Creative Commons Attribution/Share-Alike License

uran- + -ous


Help support Wordnik (and make this page ad-free) by adopting the word uranous.


  • Under the luminous agency the uranic nitrate is first reduced, then the uranous oxide acts on the cupric nitrate, forming cupric oxide, which is finally reduced to the metallic state.

    Photographic Reproduction Processes Peter C. Duchochois

  • As pointed out by Mr.B. J. B.rnett (see Introduction), many photographic processes can be devised by basing them upon the various chemical changes, of which uranous oxide, reduced by light from the uranic nitrate or sulphate, is susceptible by means of metallic or organic reagents.

    Photographic Reproduction Processes Peter C. Duchochois

  • Uranium forms two families of salts, uranous and uranic; corresponding to the oxides UO_ {2} and UO_ {3} respectively.

    A Text-book of Assaying: For the Use of Those Connected with Mines. Cornelius Beringer 1886


Log in or sign up to get involved in the conversation. It's quick and easy.