random-access memory


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ran·dom-ac·cess memory

(răn′dəm-ăk′sĕs)
n.
RAM.

ram

(ræm)

n., v. rammed, ram•ming. n.
1. a male sheep.
2. (cap.) Aries.
3. any of various devices for crushing, driving, or forcing something, as a battering ram.
4. (formerly) a heavy beak or spur projecting from the bow of a warship for penetrating the hull of an enemy's ship.
5. a warship so equipped.
v.t.
6. to drive or force by heavy blows.
7. to dash violently against.
8. to cram; stuff.
9. to push firmly; force: to ram a bill through the Senate.
10. to force (a charge) into a firearm, as with a ramrod.
[before 900; Middle English: male sheep, machine for ramming, Old English ram(m)]

RAM

(ræm)

n.
volatile computer memory, used for creating, loading, and running programs and for manipulating and temporarily storing data; main memory. Compare ROM.
[1955–60; r(andom)-a(ccess) m(emory)]

ran·dom-ac·cess memory

(răn′dəm-ăk′sĕs)
See RAM.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.random-access memory - the most common computer memory which can be used by programs to perform necessary tasks while the computer is onrandom-access memory - the most common computer memory which can be used by programs to perform necessary tasks while the computer is on; an integrated circuit memory chip allows information to be stored or accessed in any order and all storage locations are equally accessible
buffer storage, buffer store, buffer - (computer science) a part of RAM used for temporary storage of data that is waiting to be sent to a device; used to compensate for differences in the rate of flow of data between components of a computer system
magnetic core, core - (computer science) a tiny ferrite toroid formerly used in a random access memory to store one bit of data; now superseded by semiconductor memories; "each core has three wires passing through it, providing the means to select and detect the contents of each bit"
core memory, magnetic core memory - (computer science) a computer memory consisting of an array of magnetic cores; now superseded by semiconductor memories
RAM disk - (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"
volatile storage - computer storage that is erased when the power is turned off
References in periodicals archive ?
This cache of "prefetched" data is typically held in the computer's random-access memory, or RAM, where it can be accessed much faster than from a hard disk.
Keywords in this release: Embedded memories, magnetic random-access memory, MRAM, dynamic RAM, static RAM, flash memory, digital cameras, smart cards, automotive control systems, digital cameras, universal serial bus flash drives, personal digital assistants, MP3 players, read-only memories, Not-And, NAND, clamshell designs
MOSAID and Synopsys will offer Dynamic Random-Access Memory (DRAM) implementations that are optimized for design reuse and are key components for building "systems on a chip".