A fore and aft member fitted to the outside of the shell plating along the bilge, to prevent excessive rolling of the ship. (Maritime)
Maritime Activity and Risk Investigation Network (MARIN) Research Group, Glossary (Covering Maritime, Geographic Information System GIS, Search & Rescue SAR, Weather, Risk), Industrial Engineering, Dalhousie University, Halifax, NS, Canada 2004. http://www.marin-research.ca/english/research/glos sary/index.php, (Mrtm&RInvtn - Canad) {542}