psy·che·de·lia 
/ˌsaɪkəˈdi:ljə/ noun
/ˌsaɪkəˈdi:ljə/ noun [noncount] : the art, music, style of living, etc., that is associated with psychedelic drugs and especially with the time in the 1960s when many people were using psychedelic drugs
▪ the tie-dyed fashions of psychedelia ▪ music ranging from jazz to disco to '60s psychedelia
▪ the tie-dyed fashions of psychedelia ▪ music ranging from jazz to disco to '60s psychedelia
