Real Dictionary

ROM
uncountable noun: ROM is the permanent part of a computer's memory. The information stored there can be read but not changed. ROM is an abbreviation for ' read-only memory'.

ROM in American English
computer memory whose contents can be read but not altered
roman (type)
noun: a Romani man or boy
noun: computer memory in which program instructions, operating procedures, or other data are permanently stored, generally on electronic chips during manufacture, and that ordinarily cannot be changed by the user

Rom in American English 1
a Gypsy man or boy

Rom in American English 2
Roman

Rom in British English
noun: a male Roma Gypsy
noun acronym for: read only memory: a storage device that holds data permanently and cannot in normal circumstances be altered by the programmer

ROM in Electrical Engineering
abbreviation: ROM is the permanent part of a computer's memory, where stored information can be read but not changed.

rom. in American English
abbreviation: Roman
abbreviation: roman (printing type)

rom. in British English
abbreviation for: Roman
abbreviation for: roman (type)