/ Dictionary / Index M mother language: Meaning and Definition of Find definitions for: moth'er lan"guage Pronunciation: [key] a language from which another language is descended; parent language. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. motherland mother liquor Related Content Daily Word Quiz: pudgy Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language