"Intercultural marriages" refers to couples who are in a marital or romantic relationship with someone from a different cultural background or country. Full definition
Have you noticed an increase in intercultural marriages between Russian women and foreign men? (brideonline.ru)
The uncertainty reduction theory, also known as initial interaction theory, developed in 1975 by Charles Berger and Richard Calabrese, is a communication Home Page Featured Story Intercultural Marriage: Making It Work by Josh Noem,. (myintimcity.com)
They have enabled people to meet across social milieus, increased intercultural marriages and has led to more marriage stability, according to the MIT Technology Review magazine. (onlinepersonalswatch.com)