/ Dictionary / Index M Mosaic Law: Meaning and Definition of Find definitions for: Mosa'ic Law' Pronunciation: [key] the ancient law of the Hebrews, ascribed to Moses. the part of the Scripture containing this law; the Pentateuch. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mosaicist mosaic map Related Content Daily Word Quiz: digression Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language