selenious acid

American

noun

Chemistry.

a colorless, crystalline, water-soluble, poisonous powder, H 2 SeO 3 , used chiefly as a reagent.

selenious acid British

noun

a white soluble crystalline strong dibasic acid analogous to sulphurous acid. Formula: H 2 SeO 3

"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

Etymology

Origin of selenious acid

First recorded in 1825–35

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023