rhinosporidiosis

[rī′nō-spə-rĭd′ē-ōsĭs]
n.
  1. A chronic granulomatous disease of the mucous membranes of the nasal cavity characterized by polyps or other forms of hyperplasia and caused by a yeastlike microorganism Rhinosporidium seeberi.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.