In a musical, the majority of the plot is told in song. Conflicts are sung, as are happy moments. In a non-musical, there is music, but it is only in the background. The music works with the plot, but most of the time it is unrelated to the storyline.
Definition from WikipediaThe musical film is a film genre in which songs sung by the characters are interwoven into the narrative, sometimes accompanied by dancing.As you can see, a musical film must have songs that are incorporated into the story. Examples of musical films are West Side Story, My Fair Lady, and Mary Poppins.
That would be a Medley
musical, opera maybe?
A Chorus Line (Musical)
Yes, in the Broadway/ Musical version...If anything is spoken its a line here and a word there. Like 99.9% of the show is sung.
A Gregorian Chant melody sung very slowly beneath a more active musical line.--Cantus firmus The voice singing the melody of an organum.--Vox principalis In a polyphonic composition, the part that holds the melody.--Tenor The voice singing the accompanying line of an organum.--Vox organalis
There are songs sung by the actors.
We sing songs and we play musical pieces. A song may be accompanied by musical instruments or can be sung in an a cappella form , but composed music without vocal is not a song. Music without vocal may be referred to as a musical piece or a number.
From the musical "Hair" Sung by the Fifth Dimension
Yes, only about five lines in the 2.5 hour long musical are not sung.