[Saint-John's-wort] n [St. John the Baptist] (15c): any of a genus (Hypericum of the family Guttiferae, the Saint-John's-wort family) of herbs and shrubs with showy pentamerous yellow flowers
SAINT-JOHN'S-WORT
Meaning of SAINT-JOHN'S-WORT in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012