turret vs gun enclosure

turret and gun enclosure both are nouns.

Word	Noun	Adjective	Verb	Adverb
turret	Yes	No	No	No
gun enclosure	Yes	No	No	No

As nouns, turret and gun enclosure are synonyms defined as:

turret and gun enclosure: a self-contained weapons platform housing guns and capable of rotation

Other synonyms of turret include gun turret.

turret (noun)	gun enclosure (noun)
a small tower extending above a building	a self-contained weapons platform housing guns and capable of rotation
a self-contained weapons platform housing guns and capable of rotation