hə̇ˈlōnēəs noun
Etymology: New Latin, irregular from helo- (I) + -ia
1. capitalized : a genus of bog herbs (family Melanthaceae) of the northeastern United States with basal leaves and purple racemose perfect flowers on a tall scape — see swamp pink
2. -es : the dried rhizome and roots of a blazing star ( Chamaelirium luteum ) formerly used as a vermifuge