Word Study
quantum leap
ROGET THESAURUS
quantum leap
Revolution
N revolution, bouleversement, subversion, break up, destruction, sudden change, radical change, sweeping organic change, change of state, phase change, quantum leap, quantum jump, clean sweep, coup d'etat, counter revolution, jump, leap, plunge, jerk, start, transilience, explosion, spasm, convulsion, throe, revulsion, storm, earthquake, cataclysm, legerdemain, unrecognizable, revolutionary.For further exploring for "quantum leap" in Webster Dictionary Online