reference point

Noun
  1. An indicator that orients you generally (synset 107273000)
    "it is used as a reference for comparing the heating and the electrical energy involved"
    is a type of: indicator - a signal for attracting attention
    subtypes:
    • bench mark, benchmark - a surveyor's mark on a permanent object of predetermined position and elevation used as a reference point
    • landmark - a mark showing the boundary of a piece of land
    • lubber line, lubber's line, lubber's mark, lubber's point - a fixed line on a ship's compass indicating its heading
    • mark, target - a reference point to shoot at
    • white line - a white stripe in the middle of a road to mark traffic lanes
    • buoy - bright-colored; a float attached by rope to the seabed to mark channels in a harbor or underwater hazards
    same as: point of reference, reference

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