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Turbulence behind a vessel. Not to be confused with wash.
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A number of strong and thick planks running length-wise along the ship, covering the lower part of the ship’s side.
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The waves created by a vessel. Not to be confused with wake.
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Water transport vessels. Ships, boats, personal water craft, etc.
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Whichever deck is that exposed to the weather – usually either the main deck or, in larger vessels, the upper deck.
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Foam or spray on wave tops caused by stronger winds (usually above Force 4).
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Wind resistance of the boat.
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A winch mechanism, usually with a horizontal axis. Used where mechanical advantage greater than that obtainable by block and tackle was needed (such as raising the anchor on small ships).
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In the direction that the wind is coming from.
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A vessel’s rotational motion about the vertical axis, causing the fore and aft ends to swing from side to side repetitively.
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