/ Dictionary / Index A ADL: Meaning and Definition of Find definitions for: ADL Pronunciation: [key] Anti-Defamation League (of B'nai B'rith). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ad kalendas Graecas* Adlai Related Content Daily Word Quiz: ounterfeit Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language