alopecia areata

noun
alopecia ar·​e·​a·​ta | \ -ˌar-ē-ˈāt-ə How to pronounce alopecia areata (audio) , -ˈät- How to pronounce alopecia areata (audio) \

Medical Definition of alopecia areata

: sudden loss of hair especially of the scalp or face in circumscribed patches with little or no inflammation

Learn More about alopecia areata

Cite this Entry

“Alopecia areata.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/alopecia%20areata. Accessed 21 Jan. 2021.

Comments on alopecia areata

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

WORD OF THE DAY

Test Your Vocabulary

Slippery Words Quiz—Changing with the Times

  • ducreux self portrait yawning
  • What is an earlier meaning of nice?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Typeshift

Anagram puzzles meet word search.

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!