/ Dictionary / Index D dialect atlas: Meaning and Definition of Find definitions for: di'alect at"las Pronunciation: [key] — Ling. Ling. a collection of maps of a certain area indicating the distribution of various phonological, morphological, lexical, or other features of the dialects of that area. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. dialectal dialect geography Related Content Daily Word Quiz: fresco Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language