Polygon 4 : In GIS work, a stream of digitized points approximating the delineation (perimeter) of an area (e.g., forest type) on a map. Polygons are often comprised of line segments or arcs that join at nodes to produce a polygon
British Columbia Ministry of Forests and Range, Acronyms and Initialisms for Forestry Terms in British Columbia, Canada 2008. http://www.for.gov.bc.ca/hfd/library/documents/acr onyms/ & http://www.for.gov.bc.ca/hfd/library/documents/glo ssary/Glossary.pdf, (For Fr - Canad) {16}