new wave vs artistic movement

new wave and artistic movement both are nouns.

Word	Noun	Adjective	Verb	Adverb
new wave	Yes	No	No	No
artistic movement	Yes	No	No	No

As nouns, artistic movement is a hypernym of new wave; that is, artistic movement is a word with a broader meaning than new wave:

new wave: any creative group active in the innovation and application of new concepts and techniques in a given field (especially in the arts)
artistic movement: a group of artists who agree on general principles

Other hypernyms of new wave include art movement.

new wave (noun)	artistic movement (noun)
any creative group active in the innovation and application of new concepts and techniques in a given field (especially in the arts)	a group of artists who agree on general principles