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dermatographia

[der-mat-uh-graf-ee-uh, dur-muh-tuh-]

noun Medicine/Medical.

a condition in which touching or lightly scratching the skin causes raised, reddish marks.
Also der·ma·tog·ra·phism [dur-muh-tog-ruh-fiz-uh m] /ˌdɜr məˈtɒg rəˌfɪz əm/, dermographia, dermographism.

Origin of dermatographia

From New Latin, dating back to 1850–55; see origin at dermato-, -graphy
Related formsder·mat·o·graph·ic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
dermatographism in Medicine

dermatographism

[dûr′mə-tŏg′rə-fĭz′əm]

n.

A form of urticaria in which skin welts develop along the lines where one has been stroked or scratched.dermographia dermographism
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.