Perimeter Search : A search of an outside line that is believed to be across the direction of travel of the subject. The object is to cut the trail and find tracks or other evidence of the subject being there
United States Search and Rescue Task Force, Search & Rescue and Disaster Glossary and Acronyms, Pennsylvania, USA 2014. http://www.ussartf.org/glossary_acronyms.htm, (Dzstr/SAR - Amer) {803}