valerian

noun

Any of several plants of the family Valerianaceae, especially Valeriana officinalis, native to Eurasia and widely cultivated for its small, fragrant, white to pink or lavender flowers and for use in medicine.

noun

The dried rhizomes of Valeriana officinalis, used medicinally as a sedative.

Pertaining to any one of the name of Valerius

noun

A plant of the genus Valeriana.

noun

The rootstocks of the officinal valerian, or some preparation from them.

noun

Any plant of the genus Valeriana. The root of the officinal valerian (Valeriana officinalis) has a strong smell, and is much used in medicine as an antispasmodic.

noun

a plant (Polemonium cæruleum) with blue or white flowers, and leaves resembling those of the officinal valerian.

noun

A hardy perennial flowering plant, Valeriana officinalis, with heads of sweetly scented pink or white flowers.

noun

More generally, any plant of the genus Valeriana.

noun

The root of Valeriana officinalis, used in herbal medicine.