Meaning of realgar in English

1. Pronunciation

   /riˈælɡər/

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1. Noun

   realgar

   Etymology

   late Middle English: via medieval Latin from Arabic rahj al-ġār‘arsenic’, literally ‘dust of the cave’

   Definitions

   1. a rare soft orange mineral consisting of arsenic sulphide

   Examples

   • « an important ore of arsenic »