/ Dictionary / Index O oblique section: Meaning and Definition of Find definitions for: oblique' sec'tion Pronunciation: [key] a representation of an object as it would appear if cut by a plane that is other than parallel or perpendicular to its longest axis. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. oblique sailing oblique triangle Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language