cym·bid·i·um \simˈbidēəm\noun Etymology: New Latin, from Latin cymba boat (from Greek kymbēboat, bowl, cup) + New Latin -idium — more at hump 1.capitalized: a genus of tropical Old World orchids that are frequently cultivated for their boat-shaped flowers and have narrow leaves and a drooping inflorescence 2.pluralcymbidiums\-mz\orcymbid·ia\-dēə\: a plant or flower of the genus Cymbidium