Redness, especially as a sign of inflammation.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Examples from the Web for rubor
Historical Examples of rubor
Owing to the color of the blood, the rubor, or redness, is not produced by inflammation here as it already exists.Report on Surgery to the Santa Clara County Medical Society
Joseph Bradford Cox