karyopyknosis

[ kăr′ē-ō-pĭk-nōsĭs ]

n.

A cytologic condition caused by shrinkage of the nucleus of a cell with the condensation of the chromatin into structureless masses, as in superficial or cornified cells of stratified squamous epithelium.

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