concept album(n = noun.communication) - an album whose recordings are unified by some theme (instrumental or lyrical or narrative or compositional);
is a kind of album, record album
has particulars: rock opera, benefit album, tribute album

album, album gr'91cum, autograph album, benefit album, chenopodium album, concept, cypripedium album, haemulon album, lamium album, lexicalized concept, phonograph album, photograph album, record album, santalum album, stamp album, tribute album, viscum album