long-playing

long-playing (comparative longer-playing, superlative longest-playing)

1. Referring to records that recorded a greater amount of sound than previous versions had; an LP; generally a 12-inch 33⅓-RPM vinyl record.
   • 1956, Anthony Burgess, Time for a Tiger (The Malayan Trilogy), published 1972, page 38:

     Victor Crabbe's headmaster was a little man called Boothby [...] who subscribed to a popular book club and had many long-playing records, who invited people to curry tiffin and said, "Take a pew."