leviratic
/ˌlevrɪˈætɪk/Definitions
1. adjective
Relating to or characteristic of the levirate, a custom in which a man marries the widow of his deceased brother.
“The leviratic practices of the tribe were deeply ingrained in their culture.”
2. noun
A custom or practice in which a man marries the widow of his deceased brother.
“The anthropologist studied the leviratic traditions of the indigenous people.”