Crocein

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Crocein \Cro"ce*in\ (kr?"s?-?n), n. [See {Croceous}.] (Chem.)
     A name given to any one of several yellow or scarlet
     dyestuffs of artificial production and complex structure. In
     general they are diazo and sulphonic acid derivatives of
     benzene and naphthol.
     [1913 Webster]