read-only memory vs read-only storage

read-only memory and read-only storage both are nouns.

Word	Noun	Adjective	Verb	Adverb
read-only memory	Yes	No	No	No
read-only storage	Yes	No	No	No

As nouns, read-only memory and read-only storage are synonyms defined as:

read-only memory and read-only storage: (computer science) memory whose contents can be accessed and read but cannot be changed

Other synonyms of read-only memory include fixed storage, ROM.

read-only memory (noun)	read-only storage (noun)
(computer science) memory whose contents can be accessed and read but cannot be changed	(computer science) memory whose contents can be accessed and read but cannot be changed