geographical tongue

geographical tongue definition - medical

ge·o·graph·i·cal tongue (jēˌə-grăfˈĭ-kəl)

noun
A chronic inflammation of the tongue characterized by distinct somewhat circular groupings of lesions bounded by a white band. Also called benign migratory glossitis, erythema migrans linguae, pityriasis linguae.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.