n. 种族通婚

[医] 种族[间]通婚

[ noun ]
reproduction by parents of different races (especially by white and non-white persons)
<noun.act>

Miscegenation \Mis`ce*ge*na"tion\, n. [L. miscere to mix + the
root of genus race.]
A mixing of races; amalgamation, as by intermarriage of black
and white.

Note: Until the late twentieth century, misceganation was a
crime in some states of the Southern United States.
[1913 Webster +PJC]