Breadcrumb Home > Dictionary > Index G gravitational redshift: Meaning and Definition of Find definitions for: gravita'tional red'shift Pronunciation: [key] — Physics, Astron. Physics,Astron. (in general relativity) the shift toward longer wavelengths of electromagnetic radiation emitted by a source in a gravitational field, esp. at the surface of a massive star. Cf. redshift. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. gravitational radius gravitational wave TrendingHere are the facts and trivia that people are buzzing about. Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 12 Steps to a New Year New Year's Resolution to Slim Down? Martin Luther King Speeches Books of the Bible: Old Testament Books in Order ✖ Related Content Daily Word Quiz: fatuous Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language