/ Dictionary / Index L Law of Moses: Meaning and Definition of Find definitions for: Law' of Mo'ses Pronunciation: [key] the Pentateuch, containing the Mosaic dispensations, or system of rules and ordinances, and forming the first of the three Jewish divisions of the Old Testament. Cf. Hagiographa, Prophets. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. law of mass action law of motion Related Content Daily Word Quiz: languid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language