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