from
The Collaborative International Dictionary of English v.0.48
Cinnabar \Cin"na*bar\, n. [L. cinnabaris, Gr. ?; prob. of
Oriental origin; cf. Per. qinb[=a]r, Hind. shangarf.]
[1913 Webster]
1. (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]
2. The artificial red sulphide of mercury used as a pigment;
vermilion.
[1913 Webster]
{Cinnabar Gr[ae]corum}. [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]