| Noun | 1. | American bittersweet - twining shrub of North America having yellow capsules enclosing scarlet seedsCelastrus scandens, climbing bittersweet, false bittersweet, shrubby bittersweet, staff vine, waxwork, bittersweet Celastrus, genus Celastrus - genus of woody vines and erect shrubs (type genus of the Celastraceae) that is native chiefly to Asia and Australia: includes bittersweet vine - a plant with a weak stem that derives support from climbing, twining, or creeping along a surface |