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hair follicle
noun
: the tubular epithelial sheath that surrounds the lower part of the hair shaft and encloses at the bottom a vascular papilla supplying the growing basal part of the hair with nourishment see hair illustration
Examples of hair follicle in a Sentence
Recent Examples on the Web
Laser hair removal is a safe and effective option for treating hidradenitis suppurativa (HS), a chronic (long-term) skin condition caused by clogged hair follicles.
—Laura Schober, Health, 28 Dec. 2024
Leather breathes because all the hair follicles of the animal are like little holes.
—Eric Twardzik, Robb Report, 13 Dec. 2024
Zinc Zinc is a mineral that supports hair follicles and the hair growth cycle.
—Amy Brownstein, Ms, Rdn, Verywell Health, 25 Oct. 2024
Meanwhile, arginine increases blood flow to the hair follicles, which also stimulates growth.
—Kiana Murden, Vogue, 18 Dec. 2024
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Word History
First Known Use
1838, in the meaning defined above
Dictionary Entries Near hair follicle
Cite this Entry
“Hair follicle.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hair%20follicle. Accessed 2 Jan. 2025.
Kids Definition
hair follicle
noun
: the tube-shaped sheath surrounding the lower part of a hair shaft
Medical Definition
hair follicle
noun
: the tubular epithelial sheath that surrounds the lower part of the hair shaft and encloses at the bottom a vascular papilla supplying the growing basal part of the hair with nourishment
More from Merriam-Webster on hair follicle
Britannica.com: Encyclopedia article about hair follicle
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