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Eng ID | Term | Definition |
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4981 | squall line | Fictitious moving line, sometimes of considerable extent, along which squall phenomena occur. |
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4982 | squares: method of | A method of transferring one SURVEY to another of different SCALE. Also called squaring down or squaring up depending on whether the SCALE i... more |
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4983 | squaring down | See SQUARES: METHOD OF. |
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4984 | squaring up | See SQUARES: METHOD OF. |
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4985 | squat | For a ship underway, the change of level of the bow and stern from the still water condition in response to the elevation and depression o... more |
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4986 | stability | Property of the state of rest or continuous movement of a system such that any disturbance introduced into this state decreases. In METEORO... more |
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4987 | stability: static | State of hydrostatic equilibrium of the ATMOSPHERE in which a particle of air moved from its initial level undergoes a hydrostatic force whi... more |
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4988 | stabilization: gyroscopic | See GYROSCOPIC STABILIZATION. |
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4989 | stabilizer: marine | A device installed on ships to reduce rolling. |
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4990 | stadia | A graduated rod used in the determination of distance by observing the intercept on the rod subtending a small known angle at the point of... more |
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4991 | stadia constant | The constant which is multiplied by the STADIA INTERVAL to obtain the length of a sight in METRES. |
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4992 | stadia interval | The length of rod subtended between the top and the bottom CROSS WIRES in the LEVELLING INSTRUMENT as seen projected against the face of the... more |
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4993 | stadia lines | Two or more horizontal wires fixed in the DIAPHRAGM at equal distances from the AXIS of TELESCOPES, of THEODOLITES and LEVELS. Also called s... more |
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4994 | stadia rod | See STADIA. |
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4995 | stadia wires | See STADIA LINES. |
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4996 | stadimeter | An instrument used to measure the distance from the observer to a more-or-less distant object, such as a vessel, when the HEIGHT of a specif... more |
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4997 | stake | An elongated wood or metal pole embedded in the bottom to serve as a marker or support for fish nets. |
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4998 | stand | See STAND OF TIDE. |
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4999 | standard | An exact value (a physical entity or an abstract concept) established and defined by authority, custom, or common consent, to serve as a r... more |
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5000 | standard atmosphere | See ATMOSPHERE. |