A triangular square sail set at the topmast of some sailing ships.
Related Terms |
BOLTROPE
A strong rope stitched to edges of a sail
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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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HORIZON SYSTEM OF COORDINATES
A set of celestial coordinates based on the celestial horizon as the primary great circle; usually altitude and azimuth or azimuth angle.
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AUXILIARY CONTACTS
A set of contacts that perform a secondary function, usually in relation to the operation of a set of primary contacts.
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FORESAIL
The lowest sail set on the foremast of square-rigged ship
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FORESAIL
The lowest sail set on the foremast of square-rigged ship
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INDEX CHART
An outline chart showing the limits and identifying desig- nations of navigational charts, volumes of sailing directions, etc.
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DISPLACEMENT PUMP
Pumps in which energy is added to the water periodically and the water is contained in a set volume.
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DEMAND CONTROL
A device which controls the kW demand level by shedding loads when the kW demand exceeds a predetermined set point.
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DRIFT
Term used to describe the difference between the set point and the actual operating or control point.
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