Cyclorama

What is Cyclorama?

Cyclorama definition and meaning on Dictionary terms:
noun

a pictorial representation, in perspective, of a landscape, battle, etc., on the inner wall of a cylindrical room or hall, viewed by spectators occupying a position in the center.
Theater. a curved wall or drop at the back of a stage, used for creating an illusion of unlimited space or distance in the background of exterior scenes or for obtaining lighting effects.