See boundary.
Links[1] https://managingresearchlibrary.org/knowledge/blog/lexicon [2] https://managingresearchlibrary.org/about [3] https://managingresearchlibrary.org/glossary/system [4] https://managingresearchlibrary.org/glossary/boundary [5] https://managingresearchlibrary.org/glossary/extensive-boundary