/ Dictionary / Index C cylindrical coordinates: Meaning and Definition of Find definitions for: cylin'drical coor'dinates Pronunciation: [key] — Math. Math. a system of coordinates for locating a point in space by its polar coordinates and its perpendicular distance to the polar plane. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. cylindrical cylindroid Related Content Daily Word Quiz: fervor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language