[…] while the consistent use of lengthy forms such as the programmatic song cycle of the concept album and the multimovement suite underscores the hippies' new, drug-induced conception of time.

Moore relates the concept album to the ideals of progressive rock in the 1970s, building on Sgt. Pepper 's appeal to unity at the album level (through packaging, characters, and a simulated stage performance) and articulating a "desire to establish a degree of aesthetic [that is, musical] unity greater than that of the individual song,"[…]

Concept album

Meaning

Noun