noun Pathology.

any skin condition characterized by red vesicular areas.

Nearby words

  1. hydriodic acid,
  2. hydro,
  3. hydro-,
  4. hydro-lyase,
  5. hydro-ski,
  6. hydroa vacciniforme,
  7. hydroacoustics,
  8. hydroaerobics,
  9. hydroairplane,
  10. hydrobiology

Origin of hydroa

< New Latin < Greek hídrōia (plural) heat spots (literally, sweat eggs), equivalent to hidr(ṓs) sweat + -ōia, plural of ōión egg; -y- of New Latin < hydr- hydr-1

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Medicine definitions for hydroa




A vesicular eruption, especially of the skin.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.