A suite is an ordered set of instruments or orchestral pieces normally performed in a concert setting rather than in an accompaniment.

-opera

-ballet

-incidental music

The Barque era suite was defined with pieces by unified key

Looking into this a little deeper a suite is a word with many meanings when I hear the word suite I think of a room.  A room in fact that is designated for one set particular use.  This is almost just like the same definition as a suite in music.

George Frideric Handel was a German British Baroque composer he was famous for operas.

Felix Mendelesson wrote music to accompany Shakespeares play Midsummer Night’s Dream.

A symphonic suite is from film/theater.  it serves as REview NOT PREview.