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aurantia

noun
au·​ran·​tia | \ȯˈranch(ē)ə\
plural -s

Definition of aurantia 

: a poisonous red-brown crystalline alcohol-soluble dye C12H8N8O12 used in biological staining, in desensitizing photographic plates, and in colored photographic filters —the ammonium salt of hexanitrodiphenylamine

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History and Etymology for aurantia

New Latin, from Latin aurant-, aurans (present participle of aurare to gild, from aurum gold) + New Latin -ia

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