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

Seen and Heard

What made you want to look up catagen? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

to conform or adhere

Get Word of the Day daily email!

Test Your Vocabulary

The Exceptions Quiz III

  • one-green-toy-robot-amidst-many-red-toy-robots
  • Which of these words does not mean "nonsense"?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!