organ pipe vs wind instrument

organ pipe and wind instrument both are nouns.

Word	Noun	Adjective	Verb	Adverb
organ pipe	Yes	No	No	No
wind instrument	Yes	No	No	No

As nouns, wind instrument is a hypernym of organ pipe; that is, wind instrument is a word with a broader meaning than organ pipe:

organ pipe: the flues and stops on a pipe organ
wind instrument: a musical instrument in which the sound is produced by an enclosed column of air that is moved by bellows or the human breath

Other hypernyms of organ pipe include wind.

organ pipe (noun)	wind instrument (noun)
the flues and stops on a pipe organ	a musical instrument in which the sound is produced by an enclosed column of air that is moved by bellows or the human breath