/ Dictionary / Index A angle of repose: Meaning and Definition of Find definitions for: an'gle of repose' Pronunciation: [key] — Geol. Geol. the maximum slope, measured in degrees from the horizontal, at which loose solid material will remain in place without sliding. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. angle of refraction angle of roll 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