A mixing of races; amalgamation, as by intermarriage of black and white.

a pejorative term denoting marriage between races, esp. between blacks and whites; a sin in the eyes of white supremacists

sex between races.

reproduction by parents of different races (especially by white and non-white persons)

the marriage or cohabitation between a white person and a member of another race or racially distinct group.

mi sejuh nAY shuhn, misi juh-] Practice of interracial marriage or sexual contact; found in virtually all colonial ventures. (p. 215)

Miscegenation (Latin miscere “to mix” + genus “kind”) is the mixing of different ethnicities or races, especially in marriage, cohabitation, or sexual relations. Interracial marriage or interracial dating may be more common in contemporary usage. While the English word has a history of ethnocentrism, the Spanish, Portuguese and French words, mestizaje, miscigenação and métissage, connote a positive ethno-cultural melting-pot.