Wind of force 12 (64 knots and higher or 73 miles per hour and higher) on the Beaufort wind scale.
Related Terms |
COMPRESSOR
A device which converts mechanical force and motion into pneumatic flow power.
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TO HAUL
To change the course of a sailing vessel to bring the wind farther forward, usually used with up, such as haul up.
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HEAD WIND
Wind from ahead of the vessel
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HEAVE
The oscillatory vertical rise and fall, due to the entire hull being lifted by the force of the sea. Also called HEAVING
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FRICTION
The resisting force encountered at the common boundary between two bodies when, under the action of an external force, one body, moves or tends to move relative to the surface of the other.
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PUMP
A device which converts mechanical force and motion into hydraulic fluid power.
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LIQUID
Any substance that flows readily or changes in response to the smallest influence. More generally, any substance in which the force required to produce a deformation depends on the rate of deformation rather than on the magnitude of the deformation.
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HARMATTAN
The dry, dusty trade wind blowing off the Sahara Desert across the Gulf of Guinea and the Cape Verde Islands. Sometimes called the DOCTOR, because of its supposed healthful properties.
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GUST
1. A sudden brief increase in the speed of the wind of more transient character than a squall, and followed by a lull or slackening of the wind. 2. The violet wind or squall that accompanies a thunder- storm.
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HEELING ERROR INSTRUMENT
Heeling adjuster. Also called VERTICAL FORCE INSTRUMENT
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