e-tutor.com - Online tutoring, learning, and homeschooling resources      Home    Enroll    Tour    Contact Us    Graphing Calculator         Dictionary Home    Index    About   

Definition of 'milk thistle'


  1. any of several Old World coarse prickly-leaved shrubs and subshrubs having milky juice and yellow flowers; widely naturalized; often noxious weeds in cultivated soil
       Synonyms: sow thistle
  2. tall Old World biennial thistle with large clasping white-blotched leaves and purple flower heads; naturalized in California and South America
       Synonyms: lady's thistle Our Lady's mild thistle holy thistle blessed thistle Silybum marianum

Get this dictionary without ads as part of the e-Tutor Virtual Learning Program.