litharge

[lith-ahrj, li-thahrj]

noun

1. a yellowish or reddish, odorless, heavy, earthy, water-insoluble, poisonous solid, PbO, used chiefly in the manufacture of storage batteries, pottery, lead glass, paints, enamels, and inks.

litharge

/ ˈlɪθɑːdʒ /

noun

1. another name for lead monoxide

Word History and Origins

Origin of litharge¹

1350–1400; earlier litarge, litharge, Middle English litarge < Middle French, apocopated variant of litargire < Latin lithargyrus < Greek lithárgyros spume of silver, equivalent to lith- lith- + árgyros silver

Word History and Origins

Origin of litharge¹

C14: via Old French from Latin lithargyrus, from Greek, from lithos stone + arguros silver

Example Sentences

To the oil so charged the author adds litharge and borate of lead, and paints a thin coat of this mixture over the surface of the glass, which is then carried to a proper furnace.

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At a red heat the litharge and borate of lead are fused, and cause the adhesion of the platinum to the softened glass.

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Directs only a Mixture of two Parts Water, and one Part of Vinegar of Litharge.

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Freshly precipitated hydrated oxide of lead, or moist litharge, is added in excess, and the liquid allowed to boil gently for a few minutes, then tightly corked and left to cool, after which the clear liquid is decanted from the sediment into a glass vessel that can be tightly corked.

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The secondary battery simply consists of plates or "grids," as they are called, one filled with litharge, and the other with red lead; the one becomes pure lead, the other becomes peroxide of lead; the plates are combined in this form, and then placed in a glass cell, and upstairs there are 52 of these E.P.S. cells, which have been charged all day long by the gas-engine of which I spoke, and which now contain a store of electricity that I shall make considerable use of to-night before I finish.

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