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Datum reference

Datum reference

Point of reference against which some others are calculated.

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Readers' pathsAug 2026 – Oct 2026

Readers go next to

Share of the 243 clicks on its links

  1. Geodetic datum

    Reference frame for measuring location.

    42%

  2. Geometric dimensioning and tolerancing

    System for defining and representing engineering tolerances.

    36%

  3. Geometry

    Branch of mathematics.

    8.2%

  4. Lug nut

    Fastener, specifically a nut, used to secure a wheel on a vehicle.

    4.1%

Readers come from

Share of the 865 readers arriving from another article

  1. Plumb bob

    Weighted line used as a vertical reference.

    38%

  2. Geodetic datum

    Reference frame for measuring location.

    28%

  3. Geometric dimensioning and tolerancing

    System for defining and representing engineering tolerances.

    16%

  4. Bearing surface

    Area of contact between two objects.

    3.6%

  5. Photolithography

    Process in microfabrication.

    1.8%

  6. Fallingwater

    House in Stewart Township, Pennsylvania.

    1.6%

  7. Surface plate

    Flat surface used as a reference plane.

    1.3%

  8. Coordinate-measuring machine

    Device for measuring the geometry of objects.

    1.3%