Glossary of Planning Terms

Glossary of Planning and Geographic Information Systems (GIS) Terms

Glossary is usually defined as an alphabetical list of technical terms in some specialized field of knowledge. This knowledge base glossary provides a collection of knowledge base documents that define many technical terms. These terms are arranged alphabetically, but you can quickly jump to a specific term by selecting its first letter from the index of the knowledge base glossary below.

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Open Space (Land Use, Not Zoning)
Areas of land not covered by structures, driveways, or parking lots. Open space may include homeowners association common areas, parks, lakes, streams and ponds, etc.
Operating System
Computer software designed to allow communication between the computer and the user. The operating system controls the flow of data, the application of other programs, the organization and management of files, and the display of information.
Opportunity Housing
Dwellings constructed by a not-for-profit housing organization pursuant to Subtitle 13, Division 8, of the Prince George's County Code.
That portion of an arc digitized past its intersection with another arc.