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karyolysis

[ kar-ee-ol-uh-sis ]
/ ˌkær iˈɒl ə sɪs /

noun Cell Biology.

the dissolution of a cell nucleus.

Nearby words

  1. karyogenesis,
  2. karyogram,
  3. karyokinesis,
  4. karyology,
  5. karyolymph,
  6. karyomapping,
  7. karyomicrosome,
  8. karyomorphism,
  9. karyon,
  10. karyophage

Origin of karyolysis

First recorded in 1885–90; karyo- + -lysis
Related formskar·y·o·lit·ic [kar-ee-uh-lit-ik] /ˌkær i əˈlɪt ɪk/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for karyolysis

karyolysis

/ (ˌkærɪˈɒlɪsɪs) /

noun

cytology the disintegration of a cell nucleus, which occurs on death of the cell
Derived Formskaryolytic (ˌkærɪəˈlɪtɪk), adjective

Word Origin for karyolysis

C20: from Greek, from karyon a nut + -lysis
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for karyolysis

karyolysis

[ kăr′ē-ŏl′ĭ-sĭs ]

n.

The dissolution of the nucleus of a cell by swelling or necrosis with the loss of its affinity for staining with basic dyes.
Related formskar′y•o•lyt′ic (-ə-lĭt′ĭk) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.