sororate

/sɒrəˈreɪt, ˌsɒrəˈreɪt/; /sɔˈrɒrɪt/

Definitions

1. noun

The practice of marrying a sister as a wife.

“In some ancient cultures, sororate was a common practice where a sister would marry the brother of her sister’s husband.”

Synonyms

  • sisterhood marriage
  • sororal marriage

Antonyms

  • endogamy
  • monogamy