protoxide

American  

[proh-tok-sahyd, -sid] / proʊˈtɒk saɪd, -sɪd /

Also protoxid

noun

Chemistry.

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

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protoxide British  

/ prəʊˈtɒksaɪd /

noun

1. the oxide of an element that contains the smallest amount of oxygen of any of its oxides

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Etymology

Origin of protoxide

prot- + oxide

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Example Sentences

See Examples For:

protoxide

This was the impure protoxide of zinc deposited in the furnace outlets, and is modern "tutty."

From De Re Metallica, Translated from the First Latin Edition of 1556 by Georgius Agricola

The subsoil contains also a large quantity of protoxide of iron, a substance frequently found in subsoils containing much organic matter, and to which the air has imperfect access.

From Elements of Agricultural Chemistry by Thomas Anderson

The black scales which fly from hot iron when struck by the blacksmith's hammer are protoxide of iron.

From The Elements of Agriculture A Book for Young Farmers, with Questions Prepared for the Use of Schools by George E. (George Edwin) Waring

Massicot, mas′i-kot, n. protoxide of lead or yellow oxide of lead.

From Chambers's Twentieth Century Dictionary (part 2 of 4: E-M) by Various

In the case of vitriol peats, carbonate of lime is the cheapest and most appropriate means of destroying the noxious sulphate of protoxide of iron, and correcting their deleterious quality.

From Peat and its Uses as Fertilizer and Fuel by Samuel W. (Samuel William) Johnson

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