CD-RW

CD-RW UK US /ˌsiːdiːɑːˈdʌbljuː/ noun [C] IT

► ABBREVIATION for compact disc-rewritable: a small disc that holds large amounts of data that can be changed: »

If your computer is equipped with a CD recorder that supports CD rewritable (CD-RW) discs, you can erase and then reuse the rewritable disc.