catagen

noun cat·a·gen \ ˈka-tə-ˌjen \

Definition of catagen

:a short transitional phase of the hair growth cycle between anagen and telogen that usually lasts between 10 to 20 days and during which the lower portion of the hair follicle regresses and hair growth ends
  • In catagen, the hair follicle stops producing the fiber and regresses, shrinking dramatically.
  • —Damaris Christensen

Origin and Etymology of catagen


Medical Dictionary

catagen

noun cat·a·gen \ ˈka-tə-ˌjen \

medical Definition of catagen

:a short transition phase of the hair growth cycle in which hair growth ends and the resting phase begins
  • Anagen is followed by a regressive stage called catagen, of about two to three weeks, then a resting stage, telogen, of about three months.
  • —C. Claiborne RayThe New York Times29 June 2010
  • In catagen, the hair follicle stops producing the fiber and regresses, shrinking dramatically.
  • —Damaris ChristensenScience News20 Oct. 2001

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