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scoria
[ skawr-ee-uh, skohr- ]
/ ˈskɔr i ə, ˈskoʊr- /
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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.
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Origin of scoria
1350–1400; Middle English <Latin scōria<Greek skōría, derivative of skôr dung
OTHER WORDS FROM scoria
sco·ri·a·ceous [skawr-ee-ey-shuhs, skohr-], /ˌskɔr iˈeɪ ʃəs, ˌskoʊr-/, adjectiveWords nearby scoria
scorekeeper, score off, score out, scorepad, Scoresby Sound, scoria, scorification, scorify, scoring, scoring position, in, scorn
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use scoria in a sentence
British Dictionary definitions for scoria
scoria
/ (ˈskɔːrɪə) /
noun plural -riae (-rɪˌiː)
a rough cindery crust on top of solidified lava flows containing numerous vesicles
refuse obtained from smelted ore; slag
Derived forms of scoria
scoriaceous (ˌskɔːrɪˈeɪʃəs), adjectiveWord 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
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for scoria
scoria
[ skôr′ē-ə ]
Plural scoriae (skôr′ē-ē′)
Rough, crusty, solidified lava containing numerous vesicles that originated as gas bubbles in the lava while it was still molten.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.