Scriptura › Dictionary › Orcein 1 entry 1 source Orcein Open directly Webster's 1828 Dictionary · 1828 Part of speech: noun (n.) A reddish brown amorphous dyestuff,
1 entry 1 source Orcein Open directly Webster's 1828 Dictionary · 1828 Part of speech: noun (n.) A reddish brown amorphous dyestuff,