Definition of prepsychedelic
: of, relating to, characteristic of, or being a time before the psychedelic period of the mid- to late-1960s
- prepsychedelic rock
- the prepsychedelic era
- the band's pre-psychedelic days
- The groovy old pre-psychedelic sign above the door was losing letters …
- —Edward Sanders
- Pre-psychedelic nostalgia: It was a happier time when the Turtles, the Buckinghams and Gary Lewis and the Playboys were having hits in the pre-psychedelic mid-'60s.
- —Bruce Fessier
