GNU Collaborative International Dictionary of English

last match results

Found 2 definitions

1.       
   Crocus , n. [L., saffron, fr. Gr. κρόκος; cf. Heb.  karkōm, Ar.  kurkum, Skr.  kuṅkuma.]
   (Bot.) A genus of iridaceous plants, with pretty blossoms rising separately from the bulb or corm. Crocus vernus is one of the earliest of spring-blooming flowers; Crocus sativus produces the saffron, and blossoms in the autumn.
   1913 Webster
   (Chem.) A deep yellow powder; the oxide of some metal calcined to a red or deep yellow color; esp., the oxide of iron (Crocus of Mars or colcothar) thus produced from salts of iron, and used as a polishing powder.
   1913 Webster
   Crocus of Venus (Old Chem.), oxide of copper.
   1913 Webster
   
         
       

2.       
   Rouge, n. [F.]
   (Chem.) A red amorphous powder consisting of ferric oxide.  It is used in polishing glass, metal, or gems, and as a cosmetic, etc. Called also crocus, jeweler's rouge, etc.
   1913 Webster
   A cosmetic used for giving a red color to the cheeks or lips. The best is prepared from the dried flowers of the safflower, but it is often made from carmine.
   Ure.
   
   1913 Webster