Pronunciation: (in"tur-mar'ij, in'tur-mar"ij), [key]
1. marriage between a man and woman of different races, religions, tribes, castes, or ethnic groups, as between a white and a black or between a Christian and a non-Christian.
2. marriage between a man and woman of different social classes.
3. marriage between a man and woman within a specific group, as required by custom or law; endogamy.
4. marriage between a man and woman belonging to the same small group, esp. if they are close blood relatives.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.