/ Dictionary / Index D diakinesis: Meaning and Definition of Find definitions for: di•a•ki•ne•sis Pronunciation: (dī"u-ki-nē'sis, -kī-), [key] — n. Cell Biol. the last stage in prophase, in which the nucleolus and nuclear envelope disappear, spindle fibers form, and the chromosomes shorten in preparation for anaphase. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: diakinesis (Thesaurus) diagraph dial Related Content Daily Word Quiz: belligerent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language