any of several plants, as a European plant, Myrrhis odorata, of the parsley family, used as a potherb, or certain related North American plants of the genus Osmorhiza.
Any of various perennial New World herbs of the genus Osmorhiza of the parsley family, having fleshy aromatic roots, compound leaves, and clusters of small white flowers.
An aromatic European perennial herb (Myrrhis odorata) having compound leaves and compound umbels of small white flowers. Also called myrrh.
[Middle English seseli, from Latin seselis, from Greek.]