telogen

noun

te·​lo·​gen ˈtē-lə-ˌjen How to pronounce telogen (audio)
: the resting phase of the hair growth cycle that typically lasts three months, is preceded by anagen and catagen, and is usually followed by shedding of the hair shaft during exogen

Note: Anagen will immediately follow telogen if hair is not shed at the end of telogen during the exogen phase.

Examples of telogen in a Sentence

Recent Examples on the Web
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This condition is called telogen effluvium, and reportedly affects upwards of 50% of new moms. Kiana Murden, Vogue, 5 Feb. 2025 Hair grows in three stages, driven by stem cells inside the hair follicles: anagen, catagen, and telogen. Cristina Mutchler, Health, 30 Jan. 2025 The stages are anagen (growth stage), catagen (regression stage), telogen (resting stage), and exogen (shedding stage). Nancy Lebrun, Verywell Health, 13 Jan. 2025 Telogen Stage The telogen stage of the hair cycle is a resting phase, during which the hair doesn't grow, and the follicle is dormant.1 About 10% to 15% of the hairs on your body are in this resting phase at any one time, which typically lasts for a few months. Nancy Lebrun, Verywell Health, 13 Jan. 2025 See all Example Sentences for telogen 

Word History

Etymology

telo- + -gen

First Known Use

1926, in the meaning defined above

Time Traveler
The first known use of telogen was in 1926

Dictionary Entries Near telogen

Cite this Entry

“Telogen.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/telogen. Accessed 11 Feb. 2025.

Medical Definition

telogen

noun
te·​lo·​gen ˈtē-lə-ˌjen How to pronounce telogen (audio)
: the resting phase of the hair growth cycle that typically lasts three months, is preceded by anagen and catagen, and is usually followed by shedding of the hair shaft during exogen

Note: Anagen will immediately follow telogen if hair is not shed at the end of telogen during the exogen phase.

Scalp hairs spend four to eight years in anagen and just two to four months in telogen.Julianne Dunphy
The remaining 10 percent of hairs are in a resting phase called telogen that lasts about three months, after which the resting hairs start falling out.Jane E. Brody
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