These example sentences are selected automatically from various online news sources to reflect current usage of the word 'valerian.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Valerian

Definition of Valerian

Medical Dictionary

valerian

medical
Definition of valerian

1:any of a genus (Valeriana of the family Valerianaceae, the valerian family) of perennial herbs many of which possess medicinal properties

2:a preparation of the dried rhizome and roots of the garden heliotrope (Valeriana officinalis) that is used as an herbal remedy and is held to be beneficial in treating nervousness and insomnia —called alsovalerian root