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definitions

hallux dolorosus

[dō′lə-rō′səs]
n.
  1. A condition, associated with flatfoot, in which walking causes severe pain in the metatarsophalangeal joint of the big toe.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.