anthragallol
noun
an·thra·gal·lol
-ˈgaˌlōl,
-läl
plural -s
: an orange crystalline compound C14H5O2(OH)3 used as a brown mordant dye; 1,2,3-trihydroxy-anthraquinone
called also alizarine brown, anthracene brown
Word History
Etymology
International Scientific Vocabulary anthr- + gallic + -ol