Copper sheathing was the practise of protecting the under-water hull of a ship or boat through the use of copper plates affixed to the outside of the hull. It was pioneered and developed by the Royal Navy during the 18th century.
sheathing - A covering to protect the bottom of a boat.
sheepshank - A knot used to temporarily shorten a line.
Sheathing
A covering to protect the bottom of a boat.
Sheave
A wheel used to change the direction of a line, such as in a block or at the top of the masthead.
Copper Sheathing:
Thin sheets of copper applied to the hull of a wooden ship below the waterline to prevent the toredo worm eating the planks, and also to limit the growth of weed, barnacles or other marine life.
Cordage:
Any rope or line.
Sheathing -- The copper or other metal nailed on the bottom of a vessel.
Sheave -- The grooved wheel in a block or in the sheave hole of a spar over which the rope passes.
Sheet -- The rope by which the clew of a sail is secured.
Also applied to the sheet metal or wood sheathing in quarters and storerooms. CEILING, FLOOR Planking fitted on top of the floors or double bottom in the cargo holds.
To hoist the sails shank Long part of an anchor she or her A nautical pronoun used when referring to a boat sheathing A casing or covering on the bottom of a vessel sheave (shiv) 1.
skin resistance - The resistance a vessel meets with owing to the friction of the water on her plank or sheathing.
Skipper - A slang term for the master of a yacht or other vessel.
skysail - A square sail set above the royals.
The Chitral Relief Expedition of 1895, however, revealed certain defects. The shape of the bow was unsuited to rapid currents; the balance was not satisfactory, and the copper sheathing cracked.
 See also: After, Keel, Sheet, Boat, Set
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