scoria
[skawr-ee-uh, skohr-]
noun, plural sco·ri·ae [skawr-ee-ee, skohr-] /ˈskɔr iˌi, ˈskoʊr-/.
Metallurgy. the refuse, dross, or slag left after melting or smelting metal; scum.
Geology. a cinderlike basic cellular lava.
RELATED WORDS
slag, magma, basalt, lava, slack, smut, ember, char, stoke, carbon, fuel, cinder, spark, charcoal, culm, ash, anthracite, refuse, trash, impurity
Origin of scoria
1350–1400; Middle English < Latin scōria < Greek skōría, derivative of skôr dung
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for scoria
Historical Examples of scoria
Here, Oliver, lad, look at the great pieces of scoria and pumice.
Fire IslandG. Manville Fenn
The scoria is let off occasionally, through holes made for the purpose.
Popular Technology; Volume 2Edward Hazen
Rabbits burrow in the heaps of scoria on the slopes of the mountains.
The telescope reveals a parapet of scoria on the brim, as on Teneriffe.
The Andes and the AmazonJames Orton
On approaching nearer the apex, the path was over cinders, fine black sand, and scoria.
scoria
noun plural -riae (-rɪˌiː)
Word Origin for scoria
C17: from Latin: dross, from Greek skōria, from skōr excrement
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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scoria
[skôr′ē-ə]
Plural scoriae (skôr′ē-ē′)
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.