selenious

[si-lee-nee-uh s]
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adjective Chemistry.

containing tetravalent or bivalent selenium.

Also selenous.

Origin of selenious

First recorded in 1825–35; seleni(um) + -ous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for selenious

selenious

selenous (sɪˈliːnəs)

adjective

of or containing selenium in the divalent or tetravalent 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