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Quadrant   /kwˈɑdrənt/   Listen
Quadrant

noun
1.
A quarter of the circumference of a circle.  Synonym: quarter-circle.
2.
Any of the four areas into which a plane is divided by two orthogonal coordinate axes.
3.
The area enclosed by two perpendicular radii of a circle.
4.
A measuring instrument for measuring altitude of heavenly bodies.






WordNet 3.0 © 2010 Princeton University








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"Quadrant" Quotes from Famous Books



... smell of tobacco and tar rose from the interior, but nothing was to be seen on the top except a suit of very good clothes, carefully brushed and folded. They had never been worn, my mother said. Under that, the miscellany began—a quadrant, a tin canikin, several sticks of tobacco, two brace of very handsome pistols, a piece of bar silver, an old Spanish watch and some other trinkets of little value and mostly of foreign make, a pair of compasses mounted with brass, and five or six curious ...
— Treasure Island • Robert Louis Stevenson

... being impostors; and they were ordered to be apprehended, and put into the castle. One of the men, and the woman, fled into the woods; but were soon taken. They confessed they were English convicts, and that they had made their escape from Botany Bay. They had been supplied with a quadrant, a compass, a chart, and some small arms and ammunition, from a Dutch ship that lay there; and the expedition was conducted by the Governor's fisherman, whose time of transportation was expired. He was a good seaman, and a tolerable navigator. ...
— Voyage of H.M.S. Pandora - Despatched to Arrest the Mutineers of the 'Bounty' in the - South Seas, 1790-1791 • Edward Edwards

... daring manoeuvre was carried into execution, with complete success, by a set of convicts, eleven in number, including a woman, wife of one of the party, and two little children. They seized the governor's cutter and putting into her a seine, fishing-lines, and hooks, firearms, a quadrant, compass, and some provisions, boldly pushed out to sea, determined to brave every danger and combat every hardship, rather than remain longer in a captive state. Most of these people had been brought out in the first fleet, ...
— A Complete Account of the Settlement at Port Jackson • Watkin Tench

... A square, a single compass, a compass with four points, a rule, a line, a compass of perfection, a quadrant, a level and plumb. ...
— The Mysteries of Free Masonry - Containing All the Degrees of the Order Conferred in a Master's Lodge • William Morgan

... spent in various places ardently pursuing somewhat varied branches of scientific study. At one time we hear of him assisting an astronomical alderman, in the ancient city of Augsburg, to erect a tremendous wooden machine—a quadrant of 19-feet radius—to be used in observing the heavens. At another time we learn that the King of Denmark had recognised the talents of his illustrious subject, and promised to confer on him a pleasant sinecure in the shape of a canonry, which would assist him with the means for indulging his ...
— Great Astronomers • R. S. Ball

... disposition of its immense nebulae, were lost in the rays of the rising sun. I had a complete observation of the progress and the close of the eclipse. I determined the distance of the horns, or the differences of altitude and azimuth, by the passage over the threads of the quadrant. The eclipse terminated at 2 hours 14 minutes 23.4 seconds mean time, ...
— Equinoctial Regions of America • Alexander von Humboldt

... been observing his quadrant, and was now busy making calculations. He called me up to ...
— Pharaoh's Broker - Being the Very Remarkable Experiences in Another World of Isidor Werner • Ellsworth Douglass

... parts.] Quadrisection. — N. quadrisection, quadripartition[obs3]; quartering &c. v; fourth; quart; quarter, quartern[obs3]; farthing (i.e. fourthing)[obs3]; quadrant. V. quarter, divide into four parts. Adj. quartered &c. ...
— Roget's Thesaurus

... 83. Regent Street, Quadrant, LADIES of taste for fancy work,—by paying 21s. will be received as members, and taught the new style of velvet wool work, which is acquired in a few easy lessons. Each lady will be guaranteed constant employment and ready cash payment for her work. Apply personally to Mrs. Thoughey. ...
— Notes and Queries, Number 197, August 6, 1853 • Various

... they told of ocean dangers and escapes; but he liked best of all to trudge along the sands with the guard on dark nights, lantern in hand, watching for ships in distress. The captain of the crew, who was an old seaman, taught him the use of the compass and quadrant, and other matters of navigation, while the rest showed him how to pull an oar, steer, and swim, until he could manage a boat as ...
— Harper's Young People, September 7, 1880 - An Illustrated Weekly • Various

... A portable observatory. 2. An astronomical clock, made by Mr Shelton. 3. An assistant clock, made by Mr Monk. 4. A transit instrument, made by Mr Bird. 5. An astronomical quadrant, by the same excellent artist. 6. A reflecting telescope, of two feet focal length, by ditto. 7. An achromatic refracting telescope, of three and a half feet, and triple object glass, made by Mr Dollond. 8. A Hadley's sextant, by ditto. ...
— A General History and Collection of Voyages and Travels, Volume 14 • Robert Kerr

... collect twine, canvas, lines, sails, cordage, an eight and twenty gallon cask of water, and the carpenter to take his tool chest. Mr. Samuel got 150lbs of bread, with a small quantity of rum and wine. He also got a quadrant and compass into the boat; but was forbidden, on pain of death, to touch either map, ephemeris, book of astronomical observations, sextant, time-keeper, or any of my ...
— A Narrative Of The Mutiny, On Board His Majesty's Ship Bounty; And The Subsequent Voyage Of Part Of The Crew, In The Ship's Boat • William Bligh



Words linked to "Quadrant" :   measuring device, measuring system, country, line, measuring instrument, quarter-circle, area



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