fraternal vs biovular

fraternal and biovular both are adjectives.

Word	Noun	Adjective	Verb	Adverb
fraternal	No	Yes	No	No
biovular	No	Yes	No	No

As adjectives, fraternal and biovular are synonyms defined as:

fraternal and biovular: (of twins) derived from two separate fertilized ova

fraternal (adjective)	biovular (adjective)
(of twins) derived from two separate fertilized ova	(of twins) derived from two separate fertilized ova
like or characteristic of or befitting a brother
of or relating to a fraternity or society of usually men