From Longman Dictionary of Contemporary Englishread-only memoryˌread-only ˈmemory noun [uncountable] technical TDROM
Examples from the Corpus
read-only memory• These are programs written on read-only memory chips.From Longman Business Dictionaryread only memoryˈread only ˌmemory abbreviation ROMCOMPUTING the memory in a computer system where permanent instructions and information are stored → see also CD-ROM → memory