/ Dictionary / Index C curvilinear: Meaning and Definition of Find definitions for: cur•vi•lin•e•ar Pronunciation: (kûr"vu-lin'ē-ur), [key] — adj. consisting of or bounded by curved lines: a curvilinear figure. forming or moving in a curved line. formed or characterized by curved lines. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: curvilinear (Thesaurus) curvette curvilinear coordinate system Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language