the.com/region
A chunk of space we agreed to care about as one thing.
means A defined area of land, body, or system distinguished from its surroundings by some shared feature.
from From Latin regere, to rule or direct — a region was originally a stretch of land under one ruler's straight line of command.
Ruling rootsShares ancestry with regent, regime, and regulate.
In biologyYour lumbar region was a region before maps existed.
Deliberately vagueUseful precisely because it dodges exact borders.