gay liberation movement vs gay lib

gay liberation movement and gay lib both are nouns.

Word	Noun	Adjective	Verb	Adverb
gay liberation movement	Yes	No	No	No
gay lib	Yes	No	No	No

As nouns, gay liberation movement and gay lib are synonyms defined as:

gay liberation movement and gay lib: the movement aimed at liberating homosexuals from legal or social or economic oppression

gay liberation movement (noun)	gay lib (noun)
the movement aimed at liberating homosexuals from legal or social or economic oppression	the movement aimed at liberating homosexuals from legal or social or economic oppression