Nautical words

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Trinity Masters. Elder Brethren of Trinity House.

Trinkets.* Long strips of canvas stretched along seams of hatch planks before putting on tarpaulins.

Trip. Voyage. 2. Distance run by a sailing vessel on one tack.

Tripod Mast. Steel mast consisting of three members whose heels are spaced as a triangle, and whose heads meet and are secured together. No stay or shrouds are required. First used in H.M.S. 'Captain' (1870); but the idea is much older, and is to be noted in many small craft all over the world.

Tripping. Breaking an anchor out of the ground. 2. Said of a boom when its outboard end skims the water. 3. Raising the heel of an upper mast.

Tripping Line. In general, a line that stops a particular item from doing its work. On a sea anchor, it capsizes the anchor and is used for hauling it in; on the clew of a sail, it hauls it up and spills the wind out of the sail. On heel of an upper mast, it lifts the mast and takes the weight off the pin or pawl.

Tripping Palm 364 Trot

Tripping Palm. More or less flat projection on arm of a self-canting anchor. Its duty is to bite into the ground and ensure that the flukes turn downward to bite into the ground.

Triquetrum.* Ancient navigational instrument for measuring altitude of Sun. Consisted of two pieces of timber hinged at ends. One leg was kept in horizontal plane, the other was

pointed to Sun.

Trireme. Ancient war vessel of Carthaginians, Greeks, and Romans. Had three tiers, or banks, of oars.

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