memory device

Definitions of memory device
  1. noun
    a device that preserves information for retrieval
    synonyms: storage device
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    acoustic storage
    a storage device consisting of acoustic delay lines
    auxiliary storage, external storage, secondary storage
    a data storage device that is not the main memory of a computer
    buffer, buffer storage, buffer store
    (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
    disc, disk, magnetic disc, magnetic disk
    (computer science) a memory device consisting of a flat disk covered with a magnetic coating on which information is stored
    mag tape, magnetic tape, tape
    memory device consisting of a long thin plastic strip coated with iron oxide; used to record audio or video signals or to store computer information
    computer memory, computer storage, memory, memory board, storage, store
    an electronic memory device
    optical disc, optical disk
    a disk coated with plastic that can store digital data as tiny pits etched in the surface; is read with a laser that scans the surface
    push-down storage, push-down store, stack
    a storage device that handles data so that the next item to be retrieved is the item most recently stored (LIFO)
    recording
    a storage device on which information (sounds or images) have been recorded
    register
    (computer science) memory device that is the part of computer memory that has a specific address and that is used to hold information of a specific kind
    accumulator, accumulator register
    (computer science) a register that has a built-in adder that adds an input number to the contents of the register
    audiotape
    magnetic tape for use in recording sound
    cache, memory cache
    (computer science) RAM memory that is set aside as a specialized buffer storage that is continually updated; used to optimize data transfers between system elements with different characteristics
    cassette tape
    a cassette that contains magnetic tape
    CD, compact disc, compact disk
    a digitally encoded recording on an optical disk that is smaller than a phonograph record; played back by a laser
    counter
    (computer science) a register whose contents go through a regular series of states (usually states indicating consecutive integers)
    cover, cover song, cover version
    a recording of a song that was first recorded or made popular by somebody else
    diskette, floppy, floppy disk
    a small plastic magnetic disk enclosed in a stiff envelope with a radial slit; used to store data or programs for a microcomputer
    frame buffer
    (computer science) a buffer that stores the contents of an image pixel by pixel
    fixed disk, hard disc, hard disk
    a rigid magnetic disk mounted permanently in a drive unit
    index register
    (computer science) a register used to determine the address of an operand
    keyboard buffer
    a buffer that keeps track of key strokes until the computer is ready to respond to them
    magnetic stripe
    a short strip of magnetic tape attached to a credit card or debit card; it contains data that will tell a reading device who you are and what your account number is, etc.
    non-volatile storage, nonvolatile storage
    computer storage that is not lost when the power is turned off
    print buffer
    a buffer that stores data until the printer is ready
    ROM, fixed storage, read-only memory, read-only storage
    (computer science) memory whose contents can be accessed and read but cannot be changed
    real storage
    the main memory in a virtual memory system
    scratchpad
    (computer science) a high-speed internal memory used for temporary storage of preliminary information
    shift register
    (computer science) register in which all bits can be shifted one or more positions to the left or to the right
    audio, audio recording, sound recording
    a recording of acoustic signals
    tape, tape recording, taping
    a recording made on magnetic tape
    transcription
    a sound or television recording (e.g., from a broadcast to a tape recording)
    DVD, videodisc, videodisk
    a digital recording (as of a movie) on an optical disk that can be played on a computer or a television set
    video, video recording
    a recording of both the visual and audible components (especially one containing a recording of a movie or television program)
    videotape
    a relatively wide magnetic tape for use in recording visual images and associated sound
    virtual memory, virtual storage
    (computer science) memory created by using the hard disk to simulate additional random-access memory; the addressable storage space available to the user of a computer system in which virtual addresses are mapped into real addresses
    volatile storage
    computer storage that is erased when the power is turned off
    type of:
    device
    an instrumentality invented for a particular purpose
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