/ Dictionary / Index S splitting adz: Meaning and Definition of Find definitions for: split'ting adz" Pronunciation: [key] a heavy stone tool used by prehistoric peoples in northwestern North America and northeastern Asia. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. splitting splitting field Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language