The meaning of BOUNDARY is something that indicates or fixes a limit or extent. How to use boundary in a sentence.

BOUNDARY definition: 1. a real or imagined line that marks the edge or limit of something: 2. the limit of a subject or…. Learn more.

Boundary definition: a line or limit where one thing ends and another begins, or something that indicates such a line or limit.. See examples of BOUNDARY used in a sentence.

A boundary is a border and it can be physical, such as a fence between two properties, or abstract, such as a moral boundary that society decides it is wrong to cross.

boundary A line that delineates surface areas for the purpose of facilitating coordination and deconfliction of operations between adjacent units, formations, or areas.

The boundary of an area of land is an imaginary line that separates it from other areas.

something that indicates bounds or limits, as a line: A mountain range forms a natural boundary between the two countries.

Boundaries are the limits and rules we set for ourselves in relationships. These have to be adjusted based on the person, place, and time in question. For example, what feels right with …

Factsheet What does the noun boundary mean? There are five meanings listed in OED's entry for the noun boundary. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

Synonyms for BOUNDARY: limit, limitation, confines, line, end, extent, barrier, bound; Antonyms of BOUNDARY: center, heart, core, within, interior, middle, inside, inner