GIS Dictionary

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  1. [surveying] The use of precise principles, instruments, and methods to measure physical or geometric characteristics of the earth. Surveys are classified by the data studied or by the methods used. Examples include geologic, soil, engineering, land parcels, and many more.
  2. [cartography] To use linear and angular measurements and apply principles of geometry and trigonometry to determine the exact boundaries, position, or extent of a tract of land.

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