/ Dictionary / Index C cylindrical: Meaning and Definition of Find definitions for: cy•lin•dri•cal Pronunciation: (si-lin'dri-kul), [key] — adj. of, pertaining to, or having the form of a cylinder. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: cylindrical (Thesaurus) cylindraceous cylindrical coordinates Related Content Daily Word Quiz: miscreant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language