What is the meaning of milk thistle?

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
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

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APA	WordNet. (2010). milk thistle. Retrieved September 21, 2026, from http://smartdefine.org/milk_thistle/definitions/1237641
Chicago	WordNet. 2010. "milk thistle" http://smartdefine.org/milk_thistle/definitions/1237641 (accessed September 21, 2026).
Harvard	WordNet 2010, milk thistle, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/milk_thistle/definitions/1237641>.
MLA	WordNet. "milk thistle" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/milk_thistle/definitions/1237641>

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