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THOMPSON'S COAST PILOT. 169 Tide-way, that part of the river in which the tide ebbs and flows strongly. Tier, a row; as, a ter of guns, a ter of casks, a tier of ships, ete.--TZier of a cable, a range of the fakes or windings of a cable which are laid within. one another, in a horizontal position.--Cable tier, the space in the midst. of a cable when it is coiled; also the place in which it is coiled. Tiller, a large piece of wood, or a beam, put into the head of the rudder, and by means of which the rudder is moved. Topping, pulling one of the ends of a yard higher than the other. Tort, or taut, signifies tight. To tow, to draw a ship in the water by a rope, -- to a boat or other ship which is rowing or sailing on. Tow-line, a small hawser or rope, used to remove a ship from one part of a harbor to another. Transoms, certain beams or timbers extended across the stern-post of a ship to strengthen her after-part, and to give it the figure most suitable to the service for which she is calculated. Traverse, to go backwards and forwards. , Treenails or trunnels, long wooden pins employed to connect the planks of the ship's side and bottom to the corresponding timbers. Trice, trice up, to haul up and fasten. Trim, the state or disposition by which a ship is best calculated for the purposes of navigation.-- To trim the hold, to arrange the cargo regularly.-- To trim the sails, to dispose the sails in the best arrangement for the course which a ship is steering. Lo trip the anchor, to loosen the anchor from the ground, either by design or accident. Trough of the sea, the hollow between two waves. Truck, a round piece of wood put upon the top of flag-etaves, with sheaves on each side for the halliards of the flags to reeve in. Trysail, a small sail used by cutters and brigs in blowing weather. Turning to windward, that operation in sailing, whereby a ship endeav- 'ors to advance against the wind. TO UNBALLAST, to discharge the ballast out of a ship. To unbend, to take the sails off from their yards and stays; to cast loose the anchor from the cable; to untie two ropes. To unbitt, to remove the turns of a cable from off the bitts. Underfoot, is expressed. of an anchor that is directly under the ship. Under sail, or under way.' When a ship is sailing, she is said to be under way. Under the lee of the shore, is to be close under the shore which lies to windward of the ship. .