random access memory• Logitech's FotoMan digital camera stores 32 digitized photos in random access memory instead of on film.• In fact, it had no random access memory at all.• It comes with eight megabytes of random access memory, a must since it also comes with Windows 95.
From Longman Business Dictionary
random access memoryˌrandom ˈaccess ˌmemoryabbreviation RAMCOMPUTING
the memory in a computer system that is used for running software
The program requires 512,000 bytes of random access memory.