Naphthalizarin

1 definition found

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

  Naphthazarin \Naph*thaz"a*rin\, n. [Naphthalene + alizarin.]
     (Chem.)
     A dyestuff, resembling alizarin, obtained from naphthoquinone
     as a red crystalline substance with a bright green, metallic
     luster; -- called also {naphthalizarin}.
     [1913 Webster]