/ Dictionary / Index S sorting tracks: Meaning and Definition of Find definitions for: sort'ing tracks" Pronunciation: [key] the part of a railroad yard used for the final sorting of cars from a classification yard. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sorting sortition Related Content Daily Word Quiz: dormant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language