pomace fly vs dipteran

pomace fly and dipteran both are nouns.

Word	Noun	Adjective	Verb	Adverb
pomace fly	Yes	No	No	No
dipteran	Yes	No	No	No

As nouns, dipteran is a hypernym of pomace fly; that is, dipteran is a word with a broader meaning than pomace fly:

pomace fly: any of numerous small insects whose larvae feed on fruits
dipteran: insects having usually a single pair of functional wings (anterior pair) with the posterior pair reduced to small knobbed structures and mouth parts adapted for sucking or lapping or piercing

Other hypernyms of pomace fly include dipteron, dipterous insect, two-winged insects.

pomace fly (noun)	dipteran (noun)
any of numerous small insects whose larvae feed on fruits	insects having usually a single pair of functional wings (anterior pair) with the posterior pair reduced to small knobbed structures and mouth parts adapted for sucking or lapping or piercing