膏药 Traditional form: 膏藥 Pinyin (reading): gāoyao Definitions: herbal plaster applied to a wound Characters: 膏 - grease, fat; ointment, paste 药 - drugs, medicine; the leaf of the Dahurian angelica plant Traditional characters: 膏 - grease, fat; ointment, paste 藥 - drugs, medicine; the leaf of the Dahurian angelica plant