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protoxide

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WordReference Random House Unabridged Dictionary of American English © 2026

pro•tox•ide n. [Chem.]

Chemistrythe one of a series of oxides having the smallest proportion of oxygen.

Also, pro•tox•id

prot- + oxide

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'protoxide' also found in these entries (note: many are not synonyms or translations):

proto- - baryta

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