bilaterally symmetrical vs isobilateral

bilaterally symmetrical and isobilateral both are adjectives.

Word	Noun	Adjective	Verb	Adverb
bilaterally symmetrical	No	Yes	No	No
isobilateral	No	Yes	No	No

As adjectives, bilaterally symmetrical and isobilateral are synonyms defined as:

bilaterally symmetrical and isobilateral: having identical parts on each side of an axis

Other synonyms of bilaterally symmetrical include bilateral, bilaterally symmetric.

bilaterally symmetrical (adjective)	isobilateral (adjective)
capable of division into symmetrical halves by only one longitudinal plane passing through the axis	having identical parts on each side of an axis
having identical parts on each side of an axis