Définitions
1.NounA hardy perennial flowering plant, Valeriana officinalis, with heads of sweetly scented pink or white flowers.
2.NounMore generally, any plant of the genus Valeriana.
3.NounThe root of Valeriana officinalis, used in herbal medicine.
4.NounAn extract of the dried roots of the Valeriana officinalis used in herbal medicine as a sedative.