Valerian

  1. Proper noun.  the Roman emperor, ''Publius Licinius Valerianus''.
  2. Noun.  A hardy perennial flowering plant, ''Valeriana officinalis'', with heads of sweetly scented pink or white flowers.
  3. Noun.  More generally, any plant of the genus Valeriana.
  4. Noun.  (uncountable) The root of ''Valeriana officinalis'', used in herbal medicine.

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This entry was last updated on RefTopia from its source on 3/20/2012.