Definition of psychedelicatessen in English:

psychedelicatessen

(also psychodelicatessen)

noun

US
humorous
  • A shop selling psychedelic articles. Now chiefly in extended use with reference to music and art.

Origin

1960s; earliest use found in The Los Angeles Times. Blend of psychedelic and delicatessen.

Pronunciation

psychedelicatessen

/ˌsʌɪkɪdɛlɪkəˈtɛsn/