It's longer than a phrase, and has a sense of closure--the same way a period creates a sense of closure in a linguistic sentence. But it's not set in stone. You can call anything you want a sentence. But you better have some good reasons for calling it a sentence, or else a lot of people will disagree with you!
There are a number of different names available to us. A 'phrase' may be the most universal. A 'motif' for Classical Music. A 'riff' for jazz or blues. 'Melody' or 'Measure' may also be used.
a sentence
Sentence
transitive
She never played a musical instrument, but she did sing to God in her heart. When her first death sentence was attempted (being suffocated in steam baths), she rose unhurt and music was heard around the house.
It creates a gloomy feeling - APEX
The subject of this sentence what be mother's music. My father refers to the thing that is associated with the main subject of the sentence, and relates to the music of the mother.
a sentence
In the sentence, "Music from Chester's wings filled the newsstand", the simple subject is "music".
Music is listened to by them.
The music is nice.
Sentence
Music
There are different reasons to listen to music.
The nouns in the sentence are family and music.
Face the music is a sentence because it has a subject and a verb. The subject is you understood because they are talking to you but you aren't said in the sentence. the verb is face.
no
adjective -- as it answers the question which music. It modifies the noun "music".