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perineostomy in Medicine

perineostomy

(pĕr′ə-nē-ŏstə-mē)
n.
  1. Urethrostomy through an incision in the perineum.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.