catenarin
noun
cat·e·nar·in
ˌkatəˈna(a)rə̇n
plural -s
: a red pigment C15H10O6 produced as a metabolic product of certain fungi (as Helminthosporium catenarium); 1,4,5,7-tetrahydroxy-2-methyl-anthraquinone
Word History
Etymology
International Scientific Vocabulary catenar- (from New Latin catenarium—specific epithet of Helminthosporium catenarium—, from Latin, neuter of catenarius) + -in; originally formed as German katenarin