/ Dictionary / Index K karyolysis: Meaning and Definition of Find definitions for: kar•y•ol•y•sis Pronunciation: (kar"ē-ol'u-sis), [key] — n. Cell Biol. the dissolution of a cell nucleus. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: karyolysis (Thesaurus) karyology karyoplasm Related Content Daily Word Quiz: portent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language