trig point
A 'trig point' is a fixed reference station used in surveying and mapping, particularly in the United Kingdom, to measure and map terrain accurately.
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Definition
C1Surveying
(technical, British)A concrete pillar used as a reference point in surveying to measure angles and distances.
Example
- Surveyors used the trig point to ensure their measurements were accurate.
- The trig point on the hill provided a clear view of the surrounding landscape.
C1Mapping
(technical, British)A fixed structure marking a precisely measured location for mapping purposes.
Example
- The map showed several trig points that were used to triangulate the area's topography.
Similar
Terms that have similar or relatively close meanings to "trig point":
triple pointtrigger pointfixed pointextreme pointdouble pointpivot pointpoint masscritical pointinflection pointhit pointreporting point