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realgar
[ ree-al-ger, -gahr ]
/ riˈæl gər, -gɑr /
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noun
arsenic disulfide, As2S2, found in nature as an orange-red mineral and also produced artificially: used in pyrotechnics.
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Also called red orpiment.
Origin of realgar
1350–1400; Middle English <Medieval Latin realger ≪ Arabic rahj al-ghār powder of the mine or cave
Words nearby realgar
real ale, real axis, real cost, real estate, real-estate investment trust, realgar, realia, realign, realignment, real income, realism
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use realgar in a sentence
British Dictionary definitions for realgar
realgar
/ (rɪˈælɡə) /
noun
a rare orange-red soft mineral consisting of arsenic sulphide in monoclinic crystalline form. It occurs in Utah and Romania and as a deposit from hot springs. It is an important ore of arsenic and is also used as a pigment. Formula: AsS
Word Origin for realgar
C14: via Medieval Latin from Arabic rahj al-ghar powder of the mine
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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