Boom: An horizontal pole, attached to the mast, used to prolong the foot of the mainsail.
Centerboard: Pivoting plate employed to balance the boat and reduce the amount or the angle of drift of the boat.
Block: Nautical terminology for a pulley.
Bow: front section of the boat.
Cleat: Fastening in which lines can be secured.
Hull: Primary structure of a vessel.
Helm: the means by which the sailboat is steered
Line: Any rope found on the boat. The end of the line is either called "working" or "standing" end. The end referred to as working is free and the standing end is secured to something.
Mast: Vertical pole in the centre of the boat used to support sails.
Keel: Permanent underwater part of the boat used for stability.
Stern: The boats after part of the hull .
Jib: The triangular sail attached to the forestay.
Painter: Line used to tie a boat to a dock or another boat.
Dinghy A type of small sailboat
Shackle: Metal fitting used to connect sails and halyards.
Rudder: Underwater movable steering board.
Shrouds and stays: Wires used to hold the mast upright.
Bearing :A compass direction to a point
Course The compass direction in which the boat is being steered
Chart A nautical map showing depths and underwater characteristics
Halyard Line or wire used to hoist a sail
Bend on To attach a sail to the boom or forestay
Mainsail The sail affixed to and behind the mainmast.
Mainmast The mast.
Mast: A tall vertical pole on a sailboat to support sails and rigging.
Tiller: Usually a metal or wooden stick used to turn the rudder.
Spreader: Struts adhered to the mast to maximize the holding ability of the shrouds.
Beat To sail close to the wind.
PFD Personal flotation device .
Wheel: Part of the boat used to steer (Normally not found in small sailing boats).
Transtom: Flat after part placed square to its centreline.
Winch: drum shaped object normally made out of metal which lines are wrapped around to make trimming easier.
Heel: The sideways tipping of the boat due to the wind.
Cleat: fitting around which a line is secured.
Spinnaker: lightweight sail used downwind.
Clew: lower rear corner of a sail.
Stanchion: short metal pole utilized to support the lifelines.
Rudder: appendage below or on the boat's stern that is rotated to steer the boat.