TRIOXIDE - Definition

Pronunciation:		trI'âksId
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WordNet Dictionary

	Definition:	[n] an oxide containing three atoms of oxygen in the molecule

	See Also:	arsenic, arsenic trioxide, arsenous anhydride, arsenous oxide, oxide

Webster's 1913 Dictionary

	Definition:	\Tri*ox"ide\, n. [Pref. tri- + oxide.] (Chem.) An oxide containing three atoms of oxygen; as, sulphur trioxide, {SO3}; -- formerly called {tritoxide}.