Meaning of trig pillar | Babel Free
Definitions
A triangulation pillar.
UK
Examples
“There are several prominent boundary stones close to the path which soon merges into a broad track as it heads towards the trig pillar on Round Hill.”
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.