adelphic polyandry Directory References Discover Was Martin Luther King, Jr., a Republican or a Democrat? Secret Service Code Names of 11 U.S. Presidents 9 of the World’s Deadliest Mammals 5 Remarkably Close U.S. Presidential Elections 10 Democrats Who Made History Is Australia an Island? 6 Small Kingdoms of the World Contents adelphic polyandry marriage custom Ask the Chatbot a Question Ask the Chatbot a Question Also known as: fraternal polyandry Learn about this topic in these articles:polyandry In polyandry…brothers, the institution is called adelphic, or fraternal, polyandry. Polygyny, the marriage of a man and two or more women at the same time, includes an analogous sororal form. Read More