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histiocytosis

[hĭs′tē-ō′sī-tō′sĭs]

n. pl. his•ti•o•cy•to•ses (-sēz)

Abnormal multiplication of histiocytes.histocytosis

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