
Boundary
Physical Space
Used for describing a visible, measurable separation between areas or objects.

Make sure to paint within the boundary lines.
Real-world Objects
Often associated with tangible lines like fences, walls, or painted markings.

The boundary wall separates our garden from the alley.
Geographical Edges
Refers to the edges of cities, states, and countries on a map.

The river forms the natural boundary between the two countries.
Compare with
BarrierBorderConfineEdgeFrontierLimitMarginPerimeter
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