Pronunciation: (dis"kon-tn-OO'i-tē, -yOO'-), [key]
1. lack of continuity; irregularity: The plot of the book was marred by discontinuity.
2. a break or gap: The surface of the moon is characterized by major discontinuities.
3. Math.a point at which a function is not continuous.
4. Geol.a zone deep within the earth where the velocity of earthquake waves changes radically.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.