mariposa tulipPronunciation: /ˌmarɪˈpəʊsə/ (also mariposa lily)Definition of mariposa tulip noun a North American lily with large brightly coloured cup-shaped flowers. Genus Calochortus, family Liliaceae Origin: mid 19th century: mariposa from Spanish, literally 'butterfly'mariposa tulip in other Oxford dictionaries Definition of mariposa tulip in the US English dictionary