read-only storage(n = noun.artifact) fixed storage, read-only memory, rom - (computer science) memory whose contents can be accessed and read but cannot be changed;
is a kind of computer memory, computer storage, memory, memory board, storage, store
has particulars: cd-rom, compact disc read-only memory, eprom, erasable programmable read-only memory

acoustic storage, auxiliary storage, buffer storage, cold storage, compact disc read-only memory, computer storage, erasable programmable read-only memory, external storage, fixed storage, magnetic storage, magnetic storage medium, non-volatile storage, nonvolatile storage, push-down storage, read-only file, read-only memory, read-only memory chip, real storage, secondary storage, storage, storage allocation, storage area, storage battery, storage cell, storage device, storage locker, storage medium, storage ring, storage room, storage space, storage tank, storage warehouse, virtual storage, volatile storage