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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Reishi Mushroom and Turmeric Extracts: Reishi mushroom may help reduce inflammation around hair follicles, which can help encourage growth. Katie Decker-Jacoby, StyleCaster, 24 July 2025 One hair follicle is taken from here and implanted there. Georg Szalai, HollywoodReporter, 17 June 2025 This increases your risk of hair follicle infection (folliculitis). Mark Gurarie, Health, 14 July 2025 Relatively more testosterone floating around in your system can cause your hair follicles to shrink over time, Dr. Engelman says. Erica Sloan, SELF, 9 July 2025 See All Example Sentences for hair follicle

Word History

First Known Use

1838, in the meaning defined above

Time Traveler
The first known use of hair follicle was in 1838

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Cite this Entry

“Hair follicle.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hair%20follicle. Accessed 7 Aug. 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

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