/ Dictionary / Index O orthogonal trajectory: Meaning and Definition of Find definitions for: orthog'onal trajec'tory Pronunciation: [key] — Math. Math. the locus of a point whose path cuts each curve of a family of curves at right angles. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. orthogonalize orthographer Related Content Daily Word Quiz: tactful Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language