- mercuric sulfide, HgS, a heavy, bright-red mineral, the principal ore of mercury
- artificial mercuric sulfide, used as a red pigment
- brilliant red; vermilion
Origin of cinnabarMiddle English cinabare from Classical Latin cinnabaris from Classical Greek kinnabari from uncertain or unknown; perhaps Arabic zinjafr from Persian šangarf, red lead, cinnabar
(usually uncountable, plural cinnabars)
(comparative more cinnabar, superlative most cinnabar)
- Of a bright red colour tinted with orange.
From Old French cinabre.