1. A rapid sequence of fantastical or dreamlike images, scenes, or events; a shifting series of illusions or visions.
Usage: Usually plural or used as a mass noun; Often suggests confusion, bewilderment, or surreal quality
2. A theatrical entertainment or magic show featuring rapidly changing scenes, dissolving views, or optical illusions.
Usage: Historical or archaic sense; Refers to 18th–19th century entertainment form

Examples

• The carnival was a phantasmagorias of flashing lights, spinning rides, and colorful costumes.
• Her fever dreams created a phantasmagorias of strange creatures and impossible landscapes.
• The film's surreal editing produced a phantasmagorias of disconnected scenes that left viewers disoriented.
• Walking through the crowded market felt like navigating a phantasmagorias of sights, sounds, and smells.
• The historical phantasmagorias used early projection techniques to amaze 19th-century audiences.
• His memories of the accident formed a confusing phantasmagorias of fragmented images.