noun.
A binarychemicalcompound of oxygen with another chemical element.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
any compound of oxygen with another element or a radical
Word Usage
"Import of the term oxide as applied to a gaseous body -- carbonic ox. contains half as much oxygen as carbonic acid -- hence may be obtained by abstracting from carbonic acid half its oxygen."