CD-ROM(A form of storage characterized by high capacity (roughly 650 MB) and the use of laser optics instead of magnetic means for reading data); CD-R(A form of storage characterized by high capacity (roughly 650 MB) and the use of laser optics instead of magnetic means for reading data)
compact disc read-only memory A form of storage characterized by high capacity (roughly 650 MB) and the use of laser optics instead of magnetic means for reading data