main sections of a play or opera 

a solo song sung in an opera 

dance set to music 

action on stage 

music composed for a group of singers; the name of a group of singers in an opera 

person who rehearses and leads the orchestra 

a song performed by two singers 

the text or words in an opera, an opera’s script 

a group of musicians who play together on various musical instruments 

a piece of instrumental music played at the beginning of an opera 

booklet that contains information about the opera, composer, performers, the opera company, and includes advertisements 

words that are sung in the rhythm of natural speech 

time when singers/actors practice with or without the orchestra; time when musicians practice together with the conductor 

segments of action within the acts of an opera