lecanora

2 definitions found

lecanora - Collaborative International Dictionary of English v.0.48 :

  Orcin \Or"cin\, n. [Etymology uncertain: cf. F. orcine.] (Chem.)
     A colorless crystalline substance, C6H3.CH3.(OH)2, which is
     obtained from certain lichens (Roccella, Lecanora, etc.),
     also from extract of aloes, and artificially from certain
     derivatives of toluene. It changes readily into orcein.
     [1913 Webster]

lecanora - WordNet (r) 2.1 (2005) :

  lecanora
      n 1: any lichen of the genus Lecanora; some used in dyeing; some
           used for food