discontinuous precipitation
discontinuous precipitation
[‚dis·kən′tin·yə·wəs prə‚sip·ə′tā·shən] (metallurgy)
Precipitation principally at and away from the grain boundaries in a supersaturated solid solution; diffraction patterns show two lattice parameters, the solute in solution and the precipitate.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.