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pointer Definition

pointer (po̵int′ər)

noun

  1. a person or thing that points
  2. a long, tapered rod used by teachers and lecturers for pointing to things on a map, blackboard, etc.
  3. an indicator on a clock, meter, scales, etc.
  4. any of a breed of large, muscular hunting dog with a short, smooth coat, usually white with liver, black, or yellowish spots, and characterized by its assumption of the classic stance in pointing game
  5. Informal a helpful hint or suggestion

pointer Idioms

the Pointers

Astron. the two stars in the Big Dipper that are almost in a direct line with the North Star, Polaris

pointer Synonyms

pointer

n.

  1. A pointing instrument

    hand, rod, indicator, dial, gauge, director, index, mark, arrow, signal, needle, register.

  2. A variety of dog

    hunting dog, gun dog, game dog; see dog 1.

  3. *A hint

    clue, tip, warning; see hint 1.

pointer Telecom Definition
An identifier that indicates the position of an item of data within a frame. In a SONET frame, for example, a pointer indicates the position of a Virtual Tributary (VT) within a Virtual Tributary Group (VTG).The pointer also serves a synchronization function. See also data, frame, SDH, SONET, synchronize, VT, and VTG.
pointer Usage Examples

Converse of object

  • stack: To enter the user mode from the ( power on ) supervisor mode, the user stack pointer is first preset to $ 2000.
  • specify: The address member specifies a pointer to the address.
  • hover: Users with mouses can hover the pointer over an image to read the text description.
  • drag: To copy an article, simply left click and drag the mouse pointer to select the desired text.
  • return: Is it unsafe to return a pointer to local data?
  • move: To resize a floating control bar Move the mouse pointer over the edge of the control bar window.

Adjective modifier

  • null: NULL pointer 's address ) in executing the object file causes a SIGBUS signal.
  • dangling: Using a dangling pointer to access something that isn't there any more can make a real mess of things.
  • non-null: A non-NULL pointer will generally be returned except in out-of-memory conditions or serious errors such as inability to send the command to the backend.
  • useful: Some useful pointers can help avoid some of the more common pitfalls.
  • smart: Detailed Description A smart pointer to an actual image.

Modifies a noun

  • arithmetic: Or to put it another way, Java has pointers, but no pointer arithmetic.
  • cursor: The pointer cursor image is not included in the returned contents.
  • grab: If there is a pointer grab in effect, Enter and Leave events are only delivered to the window owning the grab.

Noun used with modifier

  • mouse: Place the mouse pointer over an area of the bar not occupied by buttons or fields.
  • laser: The remote control with laser pointer now gives you the option of controlling the lamp mode.
  • stack: A register called the stack pointer ( SP ) points to the top of the stack.
  • nil: If the iterator has advanced past the last item in the container, a nil pointer will be returned.
  • arrow: Attractive silver dial with square pattern on inner part of the dial and contrasting sweep second hand red arrow pointer.
  • array: Such a pointer can be referred to as an array pointer.