Longman Dictionary of Contemporary English homepage

Date: 1900-2000
Language: Greek
Origin: psych- ( PSYCH-) + deloun 'to show'

psychedelic

adjective
     
psy‧che‧del‧ic [usually before noun]
1MDD psychedelic drugs such as LSD make you hallucinate (=see things that do not exist)
2C having or using bright colours or strange sounds, and representing the experiences people have when they use drugs such as LSD:
a psychedelic light show
Fashion designers look back to the 1960s with dazzling psychedelic prints.
psychedelically adverb
psychedelia noun [uncountable]
Sixties psychedelia

Dictionary pictures of the day
Do you know what each of these is called?
What is the word for picture 1? What is the word for picture 2? What is the word for picture 3? What is the word for picture 4?
Click on any of the pictures above to find out what it is called.

Explore our topic dictionary