T

The hem on the borders of sails to which the bolt rope is sewed. (See Part II.)

Letting one piece of timber into another by alternate scores of projections from the middle,…

To go about; a vessel is on the starboard tack when the wind blows on the starboard side, and…

The iron ring spliced into a fore-and-aft sail at the junction of the luff and foot, but the…

The length of rope passed through the tack cringles on a fore-and-aft sail, and used to keep…

The line by which the tack of loose-footed fore-and-aft sails is triced up.

(Pronounced tay-cle.) A purchase of ropes and blocks.

The upper part of the ship's stern, usually ornamented with carved work or mouldings, the ends…

The rail around the stern of a vessel.

A patent log, the indicator of register of which fastens on the taffrail.

A tail block has a short length of rope hanging from the spiicing around the block, and which…

An order to lay hold of a rope and pull.

A continuation of the piston rod through the piston and opposite cylinder head.

A watch tackle purchase having a tail to one of the blocks.

To furl the sails; to take in cargo; to take in water, etc.

(See Aback.)

Observing the bearing and distance of a light-house or a point of land (the latitude and…

A lofty vessel.

The thumb-screw set at a tangent to the arc of a sextant, and which affords a means of gradual…

A right line which touches a curve at a single point. Artificial Tangents. The same as…

An iron receptacle for containing fresh water.

A vessel whose space between decks is occupied with iron tanks designed for the transportation…

A short, heavy piece of wood placed inside of a heavy tank across the man-hole, and to which a…

A Chinese row boat with a cover extending over the after part, and used for carrying…

Sails that have been soaked in oak bark as a preventive against mildew.

A small finished bolt with thread cut only part way from point to head.

A rotating or vibrating piece applied to move periodically another part.

The gum of pine trees. Stockholm and North Carolina tars are the best obtainable. Tar is used…

Painted canvas used as a covering for hatches, etc. An old name for a sailor's headgear.

(See Shiver-my-Timbers.)

A small coasting vessel of the Mediterranean, having one mast and a lateen sail.

A term applied to the examination of a vessel's timbers for ascertaining her soundness.

Chipping it with an adze, or boring it with a small auger, for the purpose of ascertaining its…

The drum-beat previous to 9 p. m., at which time two bells are struck and "pipe down" made.

Tall, high masts are sometimes referred to as taunt masts. A vessel is said to be…

Tight.

A name for the old East Indian tea ships.

A term applied to the direction that any line, etc., seems to point out--Thus we say, "Let the…

A ferry-boat propelled by paddles, the motive force being horses or mules.

A term used in reference to a vessel's guns.

(See Engine Room Telegraph.)

These are formed of a number of small sheaves in a narrow, lengthy shell, and used for the…

An instrument used in coast surveying, being a scale of equal parts painted upon a wooden rod,…

An optical instrument which makes distant objects more visible by enlarging their images…

(See Funnel.)

The pipe is made in two or more lengths, the higher one smaller in diameter than the one below…

An instrument for indicating at all times the position of a moving part, and particularly to…

An inverted dry card compass hung below deck from one of the beams so that the heading of the…

(See Part I.)

As relating to the atmosphere, the degree of heat or cold.

A term applied to stars which have appeared from time to time, shining with great brilliancy,…

(See Tending.)

A vessel which accompanies another for the purpose of lending assistance, if necessary, to…

Watching a vessel when at anchor so as to cast her by the helm, also some sail if required,…

The shoulder on the heel of a mast which fits into the step on the main keelson.

The square part at the end of one piece of timber diminished so as to fix in a hole of another…

Relating to the earth.

A new and powerful explosive, the component parts of which is eighty per cent.…

Meridians connected with secondaries by carrying time in the most careful manner with all the…

The small hand holy-stones used by seamen for cleaning the surface of unpainted woodwork. The…

(See Lead and Line.)

(See Line.)

(See Midnight Sun.)

(See Sailings.)

Latitude, Lead and Lookout. (See L's of Navigation.)

An instrument used in surveying for measuring angles in vertical and horizontal planes.

Navigation depending on or based upon theory; such as calculating the ship's position by…

An instrument used for measuring degrees of heat and cold of water and air. It consists of a…

A block having two sheaves, one thicker than the other, so as to accommodate different sizes…

A name for sided timber exceeding four inches; but not being more than twelve inches, in…

An iron ring with a groove around its outer rim for a rope to fit in, so that it may be held…

Wooden pins, or metal sockets, fitting in holes bored in the gunwale of boats between which…

An invention of Dr. H. P. Tuttle of Tacoma, State of Washington. Named thorite after Thor, the…

Said of a fall when one of the blocks is capsized through the parts; or the parts of the fall…

(See Part I.)

A problem employed in surveying for determining a certain point when three signals are in view.

A ship carrying guns upon three gun decks, besides her spar decks.

A block of three sheaves.

A purchase made of two blocks, each containing three sheaves.

The inner end of a gaff where the throat block is hooked. (See Jaws.)

The inside of knee timber at the middle or turn of the arms. Also the midship part of the…

The metal eye-bolt in the throat of the gaff to which the lower throat halliard block is…

The rope which gathers a brailing sail up and into the throat of the gaff.

The halliards which hoist the inner end of the gaff, and the luff of a fore-and-aft sail, or…

A seizing which secures the end of a shroud or stay around a dead-eye, by making the end fast…

That valve in the steam pipe next to engine by which the flow of steam to the engine is…

A bolt which passes through both planking and timber and is riveted inside.

A bolt which goes through the side or deck of a vessel, and is riveted inside.

The distance from the centre of shaft-hole in a crank to the centre of the pin; and the…

To sew the bight of thrums to a piece of canvas, the same being used to protect sails and…

Short strands of rope obtained by cutting old gear into lengths of several inches, then…

The pressure on the hull produced by the screw revolving in the water.

(See Bearing.)

Collars turned on the thrust shaft and in the thrust bearing.

That piece of shaft laying in the thrust bearing which transmits the thrust of the screw to…

A small cleat on a yard arm to prevent the turns of the reef earing from slipping along the…

The seats extending across a boat and on which the rowers sit.

Same as athwartships.

(See Tide Table.)

(See Part I.)

The flow, and elevation, and depression of the water. What is known as tiding up or down a…

(See Part I.) Age of Tide. (See Retard of Tide.) Change of Tide. (See Change of Tide.) Ebb…

(See Tide, Tide and Half Tide. Part I.)

(See Tide, Tide and Half-Tide.)

(See Part I.)

(See Tide Bench Marks, Part I.)

Permanent marks placed upon the stone facing of a basin, dry-dock, upon a sea wall, etc., and…

The horizontal movement of the water in a channel which does not change with the tide but…

(See Part I.)

What is known as the tide day is the interval between two successive arrivals of the tide wave…

(See Part I.)

It being of the utmost importance that the time of high water for harbors should be capable of…

(See Part I).

A narrow opening through which the tide runs with great velocity.

(See Part I.)

(See Part I.)

An instrument for ascertaining the rise and fall of the tide.

The horizontal line worn on the shore, on a sea-wall, etc., which indicates the limit of high…

A pole marked in feet and inches and driven in the sand in shallow water, employed for…

(See Part I.)

The difference between the height of high and low water.

(See Part I.)

The agitation of the surface water caused by the tide passing swiftly over a shoal.

(See Part I.)

Yearly tide tables are published by the U. S. Coast Survey Office which give the computed…

(See Part I.)

In the open sea high water and low water succeed each other 6 hours and 12 minutes apart, and…

The water of the ocean which is alternately elevated and depressed by the influence of the…

An immensely broad wave which more or less follows the movements of the sun and moon.

(See Part I.)

(See Part I). True Tide. A tide setting in a regular direction--not thrown out of its course…

A vessel is tide-rode when she rides to her anchor by the force of the tide independent of the…

The part of a river or channel in which the tide ebbs and flows.

The single rope which is bent to a topsail yard in hoisting the spar, and which passes either…

(See Tie.)

A row of barrels or casks in a vessel's hold. (See Cable Tier.)

A name given to any light repast served on board East India ships, such as luncheon.

The bar of iron or wood which fits into the forward side of the rudder head, and by turning…

That end of the tiller which is farthest from the rudder.

Ropes or chains which lead from the tiller to the barrel of the steering wheel.

A small arrow on top of the tiller box, connected with the barrel of the wheel, and which…

The ends of the timbers projecting above the deck, and used for belaying hawsers, etc.

This hitch is made by passing the end of a rope round a spar or timber head, then led up under…

A small port in the bows of vessels carrying timber used to run the cargo out and in…

Long, curved pieces of wood extending up from the keel on each side. They are known as the…

(See Apparent, Astronomical, Civil, Greenwich, Local, Mean, Mean-Solar, Ship, Sidereal, Solar,…

The process of figures by which the advantage gained by a larger vessel over a smaller one is…

An azimuth calculated from the latitude, declination and hour-angle. Altitude Azimuth. An…

A sphere caused to drop from the summit of a pole at a specified hour, in order to indicate…

To run time courses is to consider the speed of the vessel, the course sailed, and the time…

A fuze so constructed as to permit the regulation of the number of seconds between the firing…

An observation of a heavenly body for the purpose of ascertaining the longitude; the…

A rope stretched from one point to another for the purpose of preventing gear from fouling.

A Holland fishing boat.

To be compelled to stand without moving, the toes of the shoes against one of the deck seams.

Same as toeing a seam.

A pin of wood or metal employed for connecting two ropes. The pin slips through and across an…

The wooden bung or plug placed in the mouth of a cannon to exclude dampness and dust.

The wooden plug fitted into the muzzle of a gun for the exclusion of dust and water.

The block of wood that is secured between the jaws of a gaff, and which slides that spar up…

The carrying capacity of a ship expressed in tons. A ton of bulk is equal to 40 cubic feet. A…

A tax of so much per ton levied upon vessels by the customs authorities under certain…

The platform at the head of a lower mast, resting upon the trestle-trees, which in turn rest…

(See Troughton's Top.)

A method of working English plank so as to make good conversion. As the plank runs very narrow…

A large iron-bound block through which the top-rope reeves when sending up or down topmasts.

All the spars, rigging, etc., above the deck.

An extra piece of canvas sewed on the after-surface of a square sail to take the chafe of the…

A mount for a small gun in the military top on the mast of a vessel.

A name given to the leading member of the crew who is in the advance when any work is going on.

The sides of a vessel from the water line to the bulwark rail.

A small piece of ordnance once used in the tops of men-o'-war, but which has since been…

The curve limiting the height of the sheer at the given breadth of the top timbers.

(See Part II.)

The small deck built level with the rail at the extreme forward part of the vessel.

The small deck built level with the rail at the forward part of the ship.

The mast next above the topmast.

A light rail built on top of the bulwark rail.

The shrouds and their ratlines belonging to the topgallant masts.

The third sail above the deck on a man-o'-war, or where single topsails are carried, but the…

The shrouds on the topgallant masts.

The upper part too weighty for the lower.

The second mast above the deck, or the mast next above the lower mast. They are named…

The shrouds and their ratlines belonging to the topmasts.

The shrouds on the topmasts.

A delineation of the surface of a portion of the earth, showing natural objects, such as…

Raising one end of a spar higher than the other. To top the boom, etc.

A purchase for topping a boom and sustaining the weight of the after-end of the same. (See…

The second sail above the deck. Men-o'-war carry a large single topsail, but merchantmen carry…

This is made by making two turns round the spar, then leading the end back round the standing…

A vessel carrying a square topsail on the fore-topmast, the mainmast being provided with a…

A name given to all that part of a ship's side above the main-wales.

The timbers which form the topside. The first general tier which reach the top are called the…

Torpedoes are divided into three classes: Mobile Torpedoes are of the Whitehead or Howell…

A small, swift vessel with little freeboard, designed for creeping upon an enemy's ship and…

A small, fast boat designed for the double purpose of exploding a torpedo against an enemy's…

A place where the science of torpedo practice is taught.

An order to a boat's crew to lift the oars from the rowlock to a perpendicular position, then…

Oars not provided with trailing lines so that they can be lifted to the perpendicular.

To touch a sail is to luff until the leach shivers.

The broadest part of a plank worked top and butt, which place is six feet from the butt end.…

When a vessel licensed for fishing wishes to touch and trade at a foreign port she may obtain…

To tow is to draw a vessel, raft, spar, etc., through the water by means of a rope or chain.

The rope by which a vessel is towed.

Charges for towing.

The white masthead lights carried in a vertical line by a steam vessel when towing another…

A timber head to which towing hawsers are secured.

The signal made for a towing boat is the ship's ensign in the main rigging a little above the…

To track a vessel is to tow her along by a hawser led to the shore. A vessel path across the…

A mariner's chart on which is traced the track of a ship from port to port, or from point to…

(See Chart.)

A name applied to the currents of air within the tropics which blow from the northeastward in…

(See Part I.)

A vessel engaged in regular voyages for trading.

An order given in boat service for the crew to cease rowing and to throw their oars out of the…

The tongue of a howitzer carriage which rests on the ground.

A wooden bar by which the trail of a howitzer carriage is turned and the piece pointed.

A rope made fast to the trail of a howitzer carriage, and by means of which it is directed…

A term for the carved work, between the cheeks, at the heel of the figure.

An instrument for ascertaining the elevation or depression of a gun, or for sighting the same.

Oars fitted with trailing lines, and which are trailed alongside the boat when the crew are…

An instrument consisting of a level and pendulum, designed for pointing guns.

The tackle hooked to the rear of a broadside gun and by which it is run in, and by which it is…

A tackle, one block of which is hooked to the rear of a broad-side gun-carriage, the other…

The curve which a projectile describes after leaving the gun.

A coasting vessel of the Adriatic.

A large boat of the Persian Gulf.

When officers and men are changed from one vessel to another they are said to be transferred.

The passage of a heavenly body over the meridian. (See Lower Transit; Upper Transit.)

A telescope instrument for observing the passage of heavenly bodies over the meridian.

The timbers extending across the stern-post, and to which they are bolted.

The thwartship timbers which are bolted to the stern-post in order to form the buttock; and of…

A vessel employed for carrying troops from one place to another, or for carrying munitions of…

A vessel employed in carrying troops from one place to another. The name is sometimes applied…

Axles employed in moving from one part of the deck to another gun which is mounted on a pivot…

The wheels used in connection with transporting axles.

A right line or curved which cuts a system of other lines right or curved.

An encircling iron ring which slides along a deck-horse or up and down a rope. (See Horse.)

(See Horse.)

The several courses made by a vessel. To traverse a yard is to brace it in a fore-and-aft…

(See Part I.)

An old-fashioned instrument for recording the course or several courses made by the vessel…

(See Part I.)

To solve a problem in traverse sailing is to determine the vessel's latitude and longitude by…

(See Part III.)

Tables calculated by natural sines. These tables contain the difference of latitude and…

A wind blowing directly into the harbor's mouth.

A small fishing boat on the coast of Brittany.

A fishing boat.

The latch that holds the tray to the face of the breech of the gun.

A name by which molasses is known on shipboard.

The whole length of the keel upon a straight line.

A block of three sheaves. Same as a three-fold block.

Wooden pins used for bolting a plank to a timber.

Cylindrical oak pins driven through the planks and timbers of a vessel to fasten or connect…

The direction anything takes, as the trend of the shore, etc.

The two pieces of fore-and-aft horizontal timber resting on the hounds of the mast, and which…

A geometrical figure of three sides.

A three-sided course laid out in yacht racing.

A term used in surveying, meaning the determination of the triangles into which the country is…

A wire or hemp rope secured at the head of a topmast of a fore-and-aft vessel, thence leading…

To haul anything up, as the heel of a studding-sail boom.

A line by which anything is triced up.

The term given to the period of time which a man remains at the helm. The trick varies from…

The science of measuring triangles.

The way a vessel sits upon the water in relation to her water-line. A vessel is trimmed by the…

To trip an anchor is to lift it from the bottom. To trip a yard is to swing it from the…

Three stars so close together as to resemble a single star when viewed without the aid of a…

A line used for tripping a yard. Also the rope by which a drag or sea-anchor is capsized.

A mount that allows the gun to circle around the top on a small track.

A transport vessel.

A vessel used in carrying troops, horses, and field artillery. (See Transport.)

The parallel north of the equator, the latitude of which is equal to the sun's greatest…

The parallel south of the equator, the latitude of which is equal to the sun's greatest…

Also called Solar Year, which see.

Those parallels of latitude included between 23 deg. 28 min. north and 23 deg. 28 min. south.

The hollow between two waves.

(See Whirler.)

A salmon fishing boat of the river Tyne.

Suspended hostilities. When such suspension is desired, it is indicated by the display of a…

The piece of wood of circular shape placed at the extremity of the highest mast, and having…

An old-fashioned carriage, which is manipulated by side tackles, etc.

A Welch coracle of light frame and covered with leather.

The geographical bearing of a heavenly body, calculated for its declination and the parallel…

The geographical bearing of a heavenly body, calculated for its declination, the hour, and the…

The angle which the direction of an object makes with the meridian.

The altitude deduced from the observed altitude by correcting it for semi-diameter, dip,…

(See Corrected Course.)

The depth of the water as measured from its mean surface.

The name applied to a cabin half above and half below the upper deck.

(See Tree-nails.)

The projections on each side of a cannon which rest upon the gun-carriage and support the…

The two round projections on the sides of a piece of ordnance by which it rests upon the…

An iron fixture which holds the centre of a lower-yard to the mast.

A gaff to which the head of a trysail is bent.

Fore-and-aft gaff-sails which are carried on the fore and main masts of a ship, hoisting on…

Under this head come division-tub, fire-tub, grog-tub, and match-tub. Division Tub. A large…

Small welded pipe used in boiler construction for the passage of products of combustion.

A tool used to expand the end of a boiler tube against the inside of the hole in the tube…

The plate into which the ends of the boiler tubes are fitted and secured.

The aft part of the ship where the ends of the planks of the bottom are terminated by the…

The rail which is wrought well with the upper side of the wingtransom, and forms a rabbet for…

To exert spasmodic force upon anything. A small towing vessel. Tugging at her Anchors. For a…

(See Falling Home.)

A short, confused sea.

A small boat of Borneo.

A fancy knot made in the upper end of man ropes, etc. (See engraving.)

To pass a rope or chain around a pin or bitts as a fastening for the former is known as…

A simple mechanical device of a thread and screw kept permanent on standing rigging for…

A vessel is said to turn turtle when she capsizes. (See Turn.)

An imposter, gotten up to look like a sailor, and soliciting charity.

The circular inclosure in which heavy guns are mounted.

(See Part II.)

The iron covering which decks over the extreme after part of the upper deck on many steamers.…

Rope laid up from old yarns.

The two screws fitted to one vessel, each driven by a separate engine. One is right hand, the…

An exaggerated tale. (See Yarn.)

(See Chock-a-Block.)

Often used as a mooring hitch. It is made by passing the end of a rope around the standing…

A vessel carrying a square topsail both on the fore and main topmasts.

A block of two sheaves.

A purchase having two double blocks.

(See Tie.)

Short lengths of rope used for tying up a sail. They take the place of gaskets.

A Chinese river boat.

A violent hurricane peculiar to the China Sea and Indian Ocean at the time of the change of…