fraternal

(noun, adjective)

adjective

1. of or relating to a fraternity or society of usually men

- a fraternal order

2. (of twins) derived from two separate fertilized ova

- fraternal twins are biovular

Similar word(s): biovular

3. like or characteristic of or befitting a brother

- close fraternal ties

Similar word(s): brotherlike, brotherly

noun

1. A fraternal twin.