形容词

1. 兄弟的;兄弟般的;友爱的
Fraternal actions show strong links of friendship between two people or groups of people.

2. 异卵双生的
Fraternal twins are twins born from two eggs, so they are not exactly the same. They look different from each other and may be different sexes.

1. like or characteristic of or befitting a brother

e.g. brotherly feelings
close fraternal ties

Synonym: brotherlybrotherlike

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

e.g. fraternal twins are biovular

Synonym: biovular

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

e.g. a fraternal order