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register

register

5 7.0
A very small, fast memory inside a computer processor that holds data briefly
  • noun
  • /ˈrɛdʒɪstər/
  • Specialized
translation icon : registro
  • Each CPU contains multiple registers that temporarily store instructions and data for fast access.
  • floating-point register
  • instruction register
  • register bits

And like all these things, if you zoom way into how hardware works, the register file is actually a memory.

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Examples

  • With the current technology, the cost to provide additional registers in the hardware is minimal.

    Academic text (1999)
  • Each memory card contains four sets of control/address registers as well as four sets of data buffers.

    Academic text (1999)
  • We want our instruction register out and jump.

  • If the instruction used a base register, only bits from the base register were used.

    Academic text (1999)
  • If the addresses match, the bank select for that register is activated, and the transfer is completed.

    Academic text (1994)
  • And in modern CPUs you would have a link register of some sort that remembers.

  • Debugging works and you know, looking at registers as well.

  • The contents of the T and the resulting S registers are then stored back into nonvolatile memory.

    Academic text (1999)
  • As mentioned previously, the FPSCR register is divided into a sticky field and a non-sticky field.

    Academic text (1994)
  • A performance monitor control register in the SCU selects the events to be monitored.

    Academic text (1994)

Synonyms

accumulator register
vsregister
  • Specialized
7.9

A small storage inside the computer's processor that keeps calculation results by adding new numbers to old ones

is general fast temporary storage for data or instructions
index register
vsregister
  • Specialized
7.0

A small storage inside the computer that changes an address to find data in memory

is general fast temporary storage not limited to address modification
shift register
vsregister
  • Specialized
7.7

A small memory that moves bits left or right one place at a time

is general fast temporary storage without built in shifting behavior

Compounds

38 1.4

A machine in a shop that adds up prices and holds money

1 3.5

A book or list where you record checks and deposits to track your bank account

chest register
  • Specialized
7.4

The lower part of the voice you feel vibrating in your chest when you speak or sing

accumulator register
  • Specialized
7.9

A small storage inside the computer's processor that keeps calculation results by adding new numbers to old ones

head register
  • Specialized
7.7

Higher singing notes that you feel in your head not your chest

index register
  • Specialized
7.0

A small storage inside the computer that changes an address to find data in memory

register language
  • Specialized
9.9

A tone language that uses high or low voice pitch to show different word meanings

shift register
  • Specialized
7.7

A small memory that moves bits left or right one place at a time

How Fast

register
  • Specialized
5 7.0
cache
  • Specialized
19 6.1
memory
  • Specialized
157 4.4
hard drive
  • Specialized
106 2.8

Surface Forms

register singular
registers plural

Etymology

Register comes from the Medieval Latin word registrum, which means 'a written list'. In computers the word was used for a very small, fast place that holds a few pieces of information, like a tiny list the processor uses quickly.