trig point

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See also: trigpoint

English[edit]

Etymology[edit]

< triangulation point

Noun[edit]

trig point (plural trig points)

  1. (Britain) A fixed pillar with a metal housing for a theodolite on the top of a high point in the landscape; originally used for making Ordnance Survey maps.
  2. Any fixed structure that marks a measuring point used in triangulation

Synonyms[edit]

Translations[edit]