Noun ram disk has 1 sense

• ram disk(n = noun.artifact) Array - (computer science) a virtual drive that is created by setting aside part of the random-access memory to use as if it were a group of sectors; "access to a RAM disk is very fast but the data it contains is lost when the system is turned off"
is a kind of drive
is a part of ram, random-access memory, random access memory, random memory, read/write memory