Home › Words › R › rhinacanthinrhinacanthinrhinacanthin means any of a group of naphthoquinone esters isolated from the roots of Rhinacanthus nasutus, the snake jasmine.Among words judged in Lexicurio's Arena, rhinacanthin ranks #36,606 of 42,747 for Qualifying.EtymologyRhinacanthus + -innounAny of a group of naphthoquinone esters isolated from the roots of Rhinacanthus nasutus, the snake jasmine.Definitions & examples from Wiktionary (CC BY-SA 3.0).