/ Dictionary / Index C cytol.: Meaning and Definition of Find definitions for: cytol. Pronunciation: [key] cytological. cytology. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: cytol (Thesaurus) cytokinin cytology 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