GNU Collaborative International Dictionary of English

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1.       
   Cinnabar , n. [L. cinnabaris, Gr. ; prob. of Oriental origin; cf. Per. qinbār, Hind. shangarf.]
   1913 Webster
   (Min.) Red sulphide of mercury, occurring in brilliant red crystals, and also in red or brown amorphous masses. It is used in medicine.
   1913 Webster
   The artificial red sulphide of mercury used as a pigment; vermilion.
   1913 Webster
   Cinnabar Græcorum . [L. Graecorum, gen. pl., of the Greeks.] (Med.) Same as Dragon's blood. -- Green cinnabar, a green pigment consisting of the oxides of cobalt and zinc subjected to the action of fire. -- Hepatic cinnabar (Min.), an impure cinnabar of a liver-brown color and submetallic luster.
   1913 Webster