TABERNACLE - Not a French swear word… A box like support in which the foot of the mast pivots to facilitate lowering.
TABLING - The folded hem sewn to the edges of a sail to reinforce them.
TACK - The lower forward corner of the sail
TACKING - Change tack by putting bow through wind.
TAKING WAY OFF - Reducing speed.
TAFFRAIL LOG - A propeller drawn through the water that operates an meter on the boat registering the speed and distance sailed
TANG - Metal fitting on top of mast to attach shrouds or stays.
TAR – A sailor
TEEM - To pour. To empty.
TELLTALES - Short lengths of wool indicating wind direction.
TENDER – 1. A small boat used to transport crew and equipment from shore to a larger boat. 2. Of a boat, to right itself slowly, a slow period of roll, and little early stability
TENTH WAVE -
Commonly believed to be higher than preceding nine waves. Although it is true
that wind effect causes one wave to override another, and so make a larger wave,
it is not established that the eleventh wave will do this; so making a larger
tenth wave. In some places the fifth wave is consistently larger.
THOLE PIN - Metal or wooden peg inserted in gunwale of a boat for oar to
heave against when rowing without crutch or rowlock.
THREE SHEETS IN THE WIND - Said of a man under the influence of drink. A ship with three sheets in the wind would "stagger to and fro like a drunken man". Conversely, a drunken man staggers to and fro like a ship with three sheets in the wind.
At right angles to the centerline of the boat
TIDAL CURRENT – Current due to tidal action
TIDAL RIP – A confused, tumbling surface condition, caused by tidal currents
TIDE - The periodic rise and fall of water level in the oceans.
TILLER - A bar or handle for turning a boat's rudder or an outboard motor.
TOE RAIL - Small rail around the deck of a boat. The toe rail may have holes in it to attach lines or blocks. A larger wall is known as a gunwale.
TOM COX'S TRAVERSE - Work done by a man who bustles about doing nothing. Usually amplified by adding "running twice round the scuttle butt and once round the longboat".
TOPMAST - a second spar carried at the top of the fore or main mast,used to fly more sail.
TOPPING LIFT - A line or wire for lifting the boom
TOP SAIL - A sail set above the gaff
TOPSAIL SCHOONER - A schooner with a square rigged sail on forward mast
TOPSIDES - The sides of a vessel between the waterline and the deck; sometimes referring to onto or above the deck.
TRACK – 1. A boat’s intended path over the Earth’s surface. 2. A fitting on spars to accept sail slides or bolt rope
TRANSIT - The time steaming from port to the study site and vice versa.
TRANSOM - The stern cross-section of a square sterned boat.
TRAVELER - A device that the mainsheet may be attached to which allows its position to be adjusted.
TRICE - To haul up by pulling downwards on a rope that is led through a block or sheave.
TRICK – The period of time during which the steersman remains at the wheel
TRIM – 1. The set of a sail. 2. The fore-and-aft or athwartships attitude of a vessel, with respect to the waterline. 3. To adjust the set of the sails. 4. To alter the fore-and-aft or athwartships balance of the vessel.
TRIMARAN – A boat with three hulls joined with a common deck.
TROUGH – The hollow between two waves
TRUCK – A cap fitting over the head of a mast. It may have sheaves for halyards.
TRUE COURSE – The ship’s direction of travel with reference to True North
TRUE NORTH – The direction to the north geographical pole
TRUE NORTH POLE – The position at which the Earth’s axis intersects the surface in the Northern hemisphere
TRUE WIND - The actual direction from which the wind is blowing.
TUMBLE HOME – The amount the sides of a vessel come in from the perpendicular
TUNING - the adjustment of the standing rigging, the sails and the hull to balance the boat for optimum performance
TURNBUCKLE - A threaded, adjustable rigging fitting, used for stays, lifelines, and sometimes other rigging.
TURN UP - To fasten a rope securely by taking turns around a cleat or bollard.
TURN OF THE BILGE - The point where the bottom and the sides of a ship join.
TURTLE - To tip the boat over so that the mast is pointing to the bottom of the lake. (Also not a nice place to be)
TWO BLOCKED –
When the two blocks of a tackle have been drawn as close together as possible