trioxide
[trahy-ok-sahyd, -sid]
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noun Chemistry.
an oxide containing three oxygen atoms, as As2O3.
Origin of trioxide
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for trioxide
Historical Examples of trioxide
An impure oxysulphide of antimony, with variable portions of trioxide, and undecomposed tersulphide.
A mixture of trioxide of antimony, sulphide of potassium, carbonate of potassium, and undecomposed trisulphide of antimony.
Pure antimony is quite permanent in air at ordinary temperatures, but when heated in air or oxygen it burns, forming the trioxide.
Arsenic trioxide has been known from the earliest times, and was called Httenrauch (furnace-smoke) by Basil Valentine.
Arsenic burns on heating in a current of oxygen, with a pale lavender-coloured flame, forming the trioxide.
trioxide
noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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trioxide
[trī-ŏk′sīd′]
n.
The American Heritage® Stedman's Medical Dictionary
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