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barium oxide

noun, Chemistry
baryta (def 1).
Also called barium monoxide, barium protoxide. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for barium oxide

barium oxide

a white or yellowish-white poisonous heavy powder used esp as a dehydrating agent. Formula: BaO Also called baryta
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
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