/ Dictionary / Index M mitotic spindle: Meaning and Definition of Find definitions for: mitot'ic spin'dle Pronunciation: [key] spindle (def. 11). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mitosis mitra Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language