Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.
See Saint John's wort.
[Latin hyperīcum, from Greek hupereikos, huperīkon; see hypericin.]
[C16: via Latin from Greek hupereikon, from hyper- + ereikē heath]
Switch to new thesaurus
|Noun||1.||Hypericum - large almost cosmopolitan genus of evergreen or deciduous shrubs and herbs with often showy yellow flowers; cosmopolitan except tropical lowlands and Arctic or high altitudes and desert regions|
dilleniid dicot genus - genus of more or less advanced dicotyledonous trees and shrubs and herbs
Clusiaceae, family Clusiaceae, family Guttiferae, Guttiferae, St John's wort family - widely distributed family of chiefly tropical trees and shrubs and vines that produce oils and resins and some usable timber
St John's wort - any of numerous plants of the genus Hypericum having yellow flowers and transparently dotted leaves; traditionally gathered on St John's eve to ward off evil