ˌkad.əˈna(a)rə̇n noun
( -s )
Etymology: International Scientific Vocabulary catenar- (from New Latin catenarium — specific epithet of Helminthosporium catenarium — , from Latin, neut of catenarius ) + -in; originally formed as German katenarin
: a red pigment C 15 H 10 O 6 produced as a metabolic product of certain fungi (as Helminthosporium catenarium ); 1,4,5,7-tetrahydroxy-2-methyl-anthraquinone