noun
hypergamy; marrying up
Sociological term for marrying into a higher social or financial class. Often contrasted with 下方婚 (hypogamy).
Antonyms: 下方婚
上方婚は、社会的地位の上昇を目的とする結婚の一形態だ。
Hypergamy is a form of marriage aimed at upward social mobility.
Her marrying up was envied by those around her.