biovular vs fraternal

biovular and fraternal both are adjectives.

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

As adjectives, biovular and fraternal are synonyms defined as:

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

biovular (adjective)	fraternal (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