1. music, art, or culture associated with or inspired by psychedelic experiences, especially from the 1960s counterculture movement
2. the aesthetic style characterized by bright colors, swirling patterns, and surreal imagery typical of psychedelic art

Examples

• The museum’s exhibit on 1960s psychedelia featured colorful posters and album covers.
• His paintings were heavily influenced by the psychedelia of the hippie era.
• The band’s sound captured the essence of classic psychedelia with swirling guitars and dreamy vocals.
• Fashion designers often draw inspiration from the bold patterns of psychedelia.
• The documentary explored how psychedelia shaped music and visual arts in the late sixties.
• Her room was decorated in full psychedelia style with tie-dye tapestries and lava lamps.