Yacht Terms Beacon - a navigation mark Beaufort Scale - a scale of wind velocity, ranging from 0 = calm to 12 = hurricane. Bilge - where the boat bottom meets the sides Blocks - pulleys Boom - long horizontal spar to extend the foot of the sail Bottle or rigging screw - adjusts rigging tension Bow - front of the boat Bulkhead - an upright partition dividing the boat into compartments Chart table - area used for navigation Cleat - for the attaching of ropes, on deck and on pontoon. Cockpit - rear area of deck where helm is situated Cutter - a sloop with two headsails rather than one Dan buoy - an emergency marker thrown overboard Displacement - the amount of water displaced by a boat Draught - depth of water the boat draws - water line to bottom of keel Ebb - an outgoing tide EPIRB - Emergency Position Indicating Radio Beacon Fairlead - for ropes to pass through Fender - hung over the side to protect the boat when mooring etc. Flare - safety device that gives off a bright light Flow - an incoming tide Foredeck - forward area of the deck, near the bow Forehatch - deck hatch to feed sails through Forestay - the front wire supporting the mast Galley - kitchen Genoa - a headsail that overlaps the mast Gimballed stove - a stove that swings with the boat movements GPS (Global Positioning System) - an instrument that utilises a worldwide network of satellites for position reporting Guard rail - the safety wires running around the edge of the boat Gybe - to let the mainsail change sides, heading away from the wind Heads - lavatory HF.SSB Radio - used for worldwide voice communication via a radio station Hull - the body of a boat Inmarsat C (BT's C-Sat) - a digital store-and-forward messaging service for maritime or landbased users, via satellite Jackstay - lines around yacht to clip safety harness to Jammer - a type of cleat to 'wedge' a line Jib - a triangular set sail fore of the mast Keel - extension from lower hull to steady boat Kicking strap - stops the boom lifting when the main sheet is let full out Knot - 1 nautical mile per hour Leeward - the side opposite to the side the wind blows Life buoy - a buoyancy aid thrown overboard Liferaft - thrown over board, inflates to form floating protective housing Mainsail - a large triangular set sail aft of the mast Mast - tall vertical tube of steel supporting sails Mast step - base of the mast Moor - to secure a boat Mooring buoy - a buoy to attach a boat to Nautical mile - 1 minute of latitude Pontoon - a floating platform to attach a boat to Port - the left hand side of a boat as one looks forward Pulpit - the safety rail at the bow Radar - an instrument used to detect vessels and objects in the surrounding water Reefing - to reduce the area of sail according to wind conditions Rigging - all lines on board that are fixed to the mast Rudder - attached to the hull at the stern as a means of steering Running rigging - rigging that moves to control the sails Safety harness - a harness worn to prevent a crew member being swept overboard by being clipped to the jackstay Sail locker - area to store sails Shrouds - rigging that extends from the mast to the side of the boat to steady the mast Skeg - area protruding from hull at the stern to where rudder is attached Spinnaker - a large jib-shaped sail Spinnaker pole - a pole which is attached to the mast to, hold out the jib Standing rigging - rigging that holds up the mast Starboard - the right hand side of a boat as one looks forward Stern - the back of the boat Tack - what a boat must keep doing in order to sail toward the wind, to zig-zag. The forward lower corner of a sail Toe rail - top edge of hull Topside - area between the water and the deck VHF Radio - used for short range voice communication up to 40 miles Watermaker - a piece of equipment used to produce drinking water from sea water Winch - on turning, pulls in sails etc. Windlass - the anchor winch Windward - the side to the wind

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