CINNABAR

noun Etymology: Middle English cynabare, from Anglo-French & Latin; Anglo-French sinopre, from Latin ~is, from Greek kinnabari, of non-Indo-European origin; akin to Arabic zinjafr ~ Date: 14th century artificial red mercuric sulfide used especially as a pigment, a red mineral consisting of native mercuric sulfide HgS that is the only important ore of mercury, a deep vivid red, ~ine adjective