hair follicle

American  

noun

Anatomy.

1. a small cavity in the epidermis and corium of the skin, from which a hair develops.

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hair follicle British  

noun

1. a narrow tubular cavity that contains the root of a hair, formed by an infolding of the epidermis and corium of the skin

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Etymology

Origin of hair follicle

First recorded in 1830–40

Example Sentences

But Tsuji says his study identified a "novel third cell type", called a hair follicle regenerative-supporting cell.

From BBC • Jun. 3, 2026

As of right now, dermatologists don’t know the root cause of FAPD, though they believe it might show up in midlife due to a decline in estrogen, which protects against hair follicle inflammation.

From Slate • May 23, 2026

One ongoing project is examining whether the amino acid can stimulate hair follicle repair and regrowth.

From Science Daily • May 21, 2026

They also found that the hypodermis contained downgrowths, the initial stage of early hair follicle formation.

From Science Daily • Mar. 4, 2024

The hair follicle is lined by cells of epidermis, which at the bottom are reflected on the papilla and become the root of the hair.

From Special Report on Diseases of the Horse by Michener, Charles B.