trig point (English, noun)
expansion: trig point (plural trig points)
Senses:
glosses: 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.
tags: British
glosses: Any fixed structure that marks a measuring point used in triangulation.
Forms:
form: trig points
tags: plural
form: trigpoint
tags: alternative