milk thistle
noun
: a tall thistle (Silybum marianum) having white-veined dark green leaves and large purple flower heads that is native to the Mediterranean region but has become naturalized elsewhere including the U.S.
also
: an extract of milk thistle and especially its seeds that is held to protect the liver from damage or disease
Examples of milk thistle in a Sentence
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Available in 18 shades, the formula features a blend of botanical oils and actives (like milk thistle, red raspberry seed, and squalane) to refine the look of pores and impart a fresh-faced glow.
—
Kiana Murden, Vogue, 26 Jan. 2025
What is milk thistle? Native to Europe but common in the U.S. today as well, milk thistle is a flowering plant in the daisy (Asteraceae) family of flowers.
—Daryl Austin, USA TODAY, 25 Jan. 2025
Dryness, skin texture, hyperpigmentation, and redness are all concerns the formula addresses through a cocktail of oat, cacao peptides, milk thistle, and Japanese lilyturf.
—Kiana Murden, Vogue, 10 Jan. 2025
The Patch Brand Recovery Patch, $24 This wellness patch, which can be worn before, during and after drinking, uses glutathione, vitamin B12, milk thistle, dihydromyricetin and more to prevent severe hangovers.
—Emily Burns, WWD, 31 Dec. 2024
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Kiana Murden, Vogue, 26 Jan. 2025
What is milk thistle? Native to Europe but common in the U.S. today as well, milk thistle is a flowering plant in the daisy (Asteraceae) family of flowers.
—Daryl Austin, USA TODAY, 25 Jan. 2025
Dryness, skin texture, hyperpigmentation, and redness are all concerns the formula addresses through a cocktail of oat, cacao peptides, milk thistle, and Japanese lilyturf.
—Kiana Murden, Vogue, 10 Jan. 2025
The Patch Brand Recovery Patch, $24 This wellness patch, which can be worn before, during and after drinking, uses glutathione, vitamin B12, milk thistle, dihydromyricetin and more to prevent severe hangovers.
—Emily Burns, WWD, 31 Dec. 2024
See All Example Sentences for milk thistle
Cite this Entry
“Milk thistle.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/milk%20thistle. Accessed 26 Feb. 2025.
Copy CitationMedical Definition
milk thistle
noun
milk this·tle
-ˈthis-əl 
1
: a tall thistle (Silybum marianum) that is the source of silymarin, has large clasping white-blotched leaves and large purple flower heads with bristly receptacles, and is native to southern Europe but has been widely introduced elsewhere including the United States
2
: an extract of milk thistle and especially its seeds : silymarin
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