Main role, main character. The leading lady can be referred to as the prima donna.
Although she is the main character the opera does not go into that.
The main character was Christine Daae.
Carmen, the main character in Bizet's opera.
The main character is called the protagonist.
If you mean Chinese opera masks, then the main colour in a facial makeup symbolizes the disposition of the character.
the main character in literary works is called a protagonist the main character in literary works is called a protagonist
The main character of a literary work is called the protagonist.
A character who stands in the way of the main character would be called a/anA.antagonist
Lil Mo or Little Mo as she was usually called was a character in the British TV soap opera 'Eastenders'. Her character was on the show between 2000 and 2006.
The character is called a supporting character
its called a minor character