catagen

American  

[kat-uh-juhn] / ˈkæt əˌdʒən /

noun

1. Physiology. the second stage in the hair growth cycle, during which the individual hair stops growing and enters a resting phase. Compare anagen, telogen, and exogen.

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Other Word Forms

• catagenic adjective

Example Sentences

In normal times, each of your hairs flips through three phases — a growing phase, called the anagen phase, a transition, or catagen, phase, and a resting phase, also known as the telogen phase — after which the strand falls out and the follicle repeats the whole process.

From Seattle Times

The remaining 10 percent is either in the catagen stage, lasting four to six weeks and during which the hairs start to loosen in their follicles, or the resting telogen stage of two to three months, when the hairs are ready to fall out and end up in the brush, on your clothes or in the shower drain.

From New York Times

Noradrenaline causes complete conversion of MeSCs into melanocytes, which migrate out of the niche in catagen and telogen.

From Nature

Then, during the ~10-day catagen phase, hair stops actively growing and separates from its follicle, which is what holds the hair in place beneath the skin.

From Scientific American

This is called the catagen phase.

From Washington Post