cerebral aqueduct vs aqueductus cerebri

cerebral aqueduct and aqueductus cerebri both are nouns.

Word	Noun	Adjective	Verb	Adverb
cerebral aqueduct	Yes	No	No	No
aqueductus cerebri	Yes	No	No	No

As nouns, cerebral aqueduct and aqueductus cerebri are synonyms defined as:

cerebral aqueduct and aqueductus cerebri: a canal connecting the third and fourth ventricles

Other synonyms of cerebral aqueduct include Sylvian aqueduct.

cerebral aqueduct (noun)	aqueductus cerebri (noun)
a canal connecting the third and fourth ventricles	a canal connecting the third and fourth ventricles