scoria
Americannoun
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Metallurgy. the refuse, dross, or slag left after melting or smelting metal; scum.
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Geology. a cinderlike basic cellular lava.
noun
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a rough cindery crust on top of solidified lava flows containing numerous vesicles
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refuse obtained from smelted ore; slag
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Etymology
Origin of scoria
1350–1400; Middle English < Latin scōria < Greek skōría, derivative of skôr dung
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Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Scoria, skō′ri-a, n. dross or slag left from metal or ores after being under fire: a genus of geometrid moths:—pl.
From Chambers's Twentieth Century Dictionary (part 4 of 4: S-Z and supplements) by Various
Scoria and lava of recent age; T. Tertiary strata forming the foundation to the volcanic rocks.
From Volcanoes: Past and Present by Hull, Edward
Scoria was falling, and destroying all the shrubs and flowers in the beautiful valley.
From Annie o' the Banks o' Dee by Stables, Gordon
There they would steal other horses from the Grosventres Indians, and drive them to their cache in the Scoria Hills whence they could emerge with them at their good pleasure and sell them at Pierre.
From Roosevelt in the Bad Lands by Hagedorn, Hermann
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
