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World English Dictionary
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protoxide
pro·tox·ide
[
prō tók sd
]
noun
Definition:
oxide with lowest proportion of oxygen:
an oxide of an element that has the lowest proportion of oxygen of all the oxides of that element
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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