Pointer and Denotation

noun

• A mark to indicate a direction or relation.
  • synonyms: arrow
• An indicator as on a dial.
• Computer science) indicator consisting of a movable spot of light (an icon) on a visual display; moving it allows the user to point to commands or screen positions.
  • synonyms: cursor
• A strong slender smooth-haired dog of Spanish origin having a white coat with brown or black patches; scents out and points to game.
  • synonyms: Spanish pointer

• (n.) The two stars (Merak and Dubhe) in the Great Bear, the line between which points nearly in the direction of the north star.
• (n.) One who or that which, points.
• (n.) The hand of a timepiece.
• (n.) Diagonal braces sometimes fixed across the hold.
• (n.) One of a breed of dogs trained to stop at scent of game, and with the nose point it out to sportsmen.

noun

• The act of indicating or pointing out by name.
  • synonyms: indication
• The most direct or specific meaning of a word or expression; the class of objects that an expression refers to.
  • usage: "the extension of `satellite of Mars' is the set containing only Demos and Phobos"
  • synonyms: reference, extension