1. a three-dimensional miniature scene with painted background and realistic foreground objects
2. a large curved painting viewed from within a cylindrical room
Usage: historical

Examples

• The museum’s Civil War diorama showed soldiers in battle.
• She built a diorama of the solar system for her science project.
• The natural history museum featured a diorama of African wildlife.
• Students created dioramas depicting scenes from the novel.
• The diorama displayed a realistic forest ecosystem in miniature.
• Visitors admired the detailed diorama of ancient Rome.