a low-growing European herbaceous plant, Prunella vulgaris, with tightly clustered violet-blue flowers and reputedly having healing powers: family Lamiaceae (labiates)
2.
any of several other plants thought to have healing powers
Also called: allheal, heal-all
selfheal in American English
(ˈsɛlfˌhil)
noun
any of various plants supposed to have healing properties; esp., a common, Old World lawn and pasture weed (Prunella vulgaris) of the mint family