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Sector   Listen
noun
Sector  n.  
1.
(Geom.) A part of a circle comprehended between two radii and the included arc.
2.
A mathematical instrument, consisting of two rulers connected at one end by a joint, each arm marked with several scales, as of equal parts, chords, sines, tangents, etc., one scale of each kind on each arm, and all on lines radiating from the common center of motion. The sector is used for plotting, etc., to any scale.
3.
An astronomical instrument, the limb of which embraces a small portion only of a circle, used for measuring differences of declination too great for the compass of a micrometer. When it is used for measuring zenith distances of stars, it is called a zenith sector.
Dip sector, an instrument used for measuring the dip of the horizon.
Sector of a sphere, or Spherical sector, the solid generated by the revolution of the sector of a circle about one of its radii, or, more rarely, about any straight line drawn in the plane of the sector through its vertex.






Collaborative International Dictionary of English 0.48








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"Sector" Quotes from Famous Books



... in the Baccarat sector, I met a most interesting and effective man who was in the Supply Department of the "Y" on week days, and conducted services in outlying camps every Sunday morning with great success. He had been a circus acrobat back in the States. What a revolutionizing influence ...
— The Fight for the Argonne - Personal Experiences of a 'Y' Man • William Benjamin West

... battery pulled out for the front. We were bound for the line. We took the roads out of Saint Nicolas to the east, making our way toward that part of the front that was known as the Luneville sector. Our way lay through the towns of Dombasle, Sommerviller, Maixe, Einville, Valhey, Serres, to the remains of ...
— "And they thought we wouldn't fight" • Floyd Gibbons

... thoroughly charming, and I have accepted an invitation to take tea at her flat. She is either the wife or the chere amie of a colonel in the Brandenburgers, I could not make out which. Luckily the gallant "Cockchafer" is at the moment on the La Bassee sector, where I was interested to observe that heavy fighting has broken out to-day. I must ...
— The Diary of a U-boat Commander • Anon

... greater scale. As suggesting an outline of measures of watchfulness, we may regard this battleship as the centre of a pie, with special watches detailed to cover their given slice of this pie. These slices are called water sectors, and each sector, or slice, extends at a given angle from the course of the ship out to the horizon. Of course as the vessel is constantly moving at a rapid rate, the centre of the pie shifts, too. In this way every foot of water within the great circle of the horizon is under ...
— Our Navy in the War • Lawrence Perry

... 93rd, being the earlier formed and trained divisions, saw practically all the fighting. Units belonging to one or both divisions fought with special distinction in the Forest of Argonne, near Chateau Thierry, Belleau Wood, St. Mihiel district, Champagne sector, at Metz ...
— History of the American Negro in the Great World War • W. Allison Sweeney

... There were two in this sector, each controlled to colonize a person. My own group always hoped and believed the other ship might have landed safely. ...
— Inside John Barth • William W. Stuart

... for Douaumont, but on 6 March they drove the French from Forges and Regnville back to their real defences on the ridge behind, of which the Mort Homme (Hill 295) was the crest, and Hills 304 and 265 its western and eastern supports. Their first attack was on the eastern sector of this front, and by nightfall they had gained Hill 265 and penetrated into the Bois des Corbeaux which stretched between it and Mort Homme. The struggle continued throughout the 7th and 8th, but on ...
— A Short History of the Great War • A.F. Pollard

... use of material things is the subject that absorbs the economist. The sociologist makes use of the facts and principles of economics to throw light on the economic functions of society, but the economic field is only one sector of his concern. In a similar way political science is related to sociology. It deals with the organization and development of government and embraces the departments of national and international law, but the governmental function of the social group is but one of the divisions of the interests ...
— Society - Its Origin and Development • Henry Kalloch Rowe

... bombardment and attacks I have seen shells falling like rain. The countless towers of smoke remind one of Gustave Dore's picture of the fiery tombs of the arch-heretics in Dante's "Hell." A smoky pall covers the sector under fire, rising so high that at a height of one thousand feet one is enveloped in its mist-like fumes. Now and then monster projectiles hurtling through the air close by leave one's plane rocking violently in their wake. Airplanes ...
— Aircraft and Submarines - The Story of the Invention, Development, and Present-Day - Uses of War's Newest Weapons • Willis J. Abbot

... column stretches south nearly four hundred miles to where the last of the rear-guard maintains eternal sentry go on the crest of the mountains overlooking Monterey Bay. Far in the interior of the State, beyond the fertile San Joaquin Valley, the allies of this vast army hold a small sector on the west slope ...
— The Valley of the Giants • Peter B. Kyne

... and 8th as well will allow me to say so, I did not enjoy the same complete confidence as to the result before and during the night in question. The operation consisted of digging a complete new front line trench, a mile long, on the whole Brigade Sector, five hundred yards in advance of the existing front line, and half way across No Man's Land. June nights are short and it needed practically the whole brigade to get the job done in time. We had to find not only the diggers, but the covering troops and strong parties for carrying and wiring. ...
— The Seventh Manchesters - July 1916 to March 1919 • S. J. Wilson

... fighting keeps up as fiercely as it has," and Jerry handed his chums a paper he had purchased, which gave a detailed account of some of the first fighting of the American Expeditionary Force, in the Toul sector, at Seicheprey. This fighting had taken place in April, and it was late in June when Ned, Bob and Jerry, with others from their camp, were on their way to France in that great movement of troops ...
— Ned, Bob and Jerry on the Firing Line - The Motor Boys Fighting for Uncle Sam • Clarence Young

... Government supports protection of the rights of ethnic Albanians outside of its borders; Albanian majority in Kosovo seeks independence from Serbian Republic; Albanians in Macedonia claim discrimination in education, access to public-sector jobs and representation in government; Albania is involved in negotiations with Greece over border demarcation, the treatment of Albania's ethnic Greek minority, and migrant Albanian workers ...
— The 1996 CIA Factbook • United States. Central Intelligence Agency.

... front at last in what they call a quiet sector. Most of the soldiers round this place is French. I understand there pretty sore at the Americans cause some of them came up here and began shootin up the Germans. Of course you cant have a decent war if nobodies goin to pay any atenshun to ...
— "Same old Bill, eh Mable!" • Edward Streeter

... update: Eugene Brooks was right. Since this term first entered the Jargon File in 1990, the minicomputer has effectively vanished, the {mainframe} sector is in deep and apparently terminal decline (with IBM but a shadow of its former self), and even the supercomputer business has contracted into a smaller niche. It's networked killer micros as far as the ...
— The Jargon File, Version 4.0.0

... Manchester as a mechanical engineer, would occupy more space than we can well spare. But we may briefly mention a few of the more important. In 1816, while carrying on business on his own account in Deansgate, he invented his improved sector for correctly sizing wheels in blank previously to their being cut, which is still extensively used. In the same year he invented his improved screw-lathe; and in the following year, at the request of the boroughreeve and constables of Manchester, ...
— Industrial Biography - Iron Workers and Tool Makers • Samuel Smiles

... a safe moment, I guess. No such thing as a quiet sector where he was. He fought at the Front, and then he'd fight at hospitals every time he got took back there for being shot up. He was almost too scrappy even for that war. He was usually too busy to write, but we got plenteous reports of his adventures from other ...
— Ma Pettengill • Harry Leon Wilson

... officers in the Toul Sector had slept for three weeks in a hay-stack, in an open field, to be near the men of an ammunition train taking supplies to the front under cover of darkness. The boys had watched their continued, devoted service ...
— The War Romance of the Salvation Army • Evangeline Booth and Grace Livingston Hill

... while,—several months, in fact. At first we were in a place where there wasn't much fighting. Just before the first big Verdun drive we were transferred to that sector, and then we saw a lot ...
— Quill's Window • George Barr McCutcheon

... the machine gun section, according to reports of the 8th Army Corps jumped off the river bank into the Piave below Villa Jacur and swam across under danger of being drowned. He betrayed the position, strength and composition of his sector, and through observation and spying, he acquired some valuable information by which our projected attack against Montello was disclosed. Further, he revealed to the enemy some very secret preparations for the crossing of the river Piave, and also supplied him with plans of the organisation ...
— Independent Bohemia • Vladimir Nosek

... Director, sarcastically. "You don't think I'd risk a billion credits worth of equipment on a wild-goose chase like that, do you? We could use up a year's appropriation of fuel and manpower and still be unable to adequately search a sector one-tenth that size. If he just sat still, a thousand ships couldn't find him in a thousand years, searching at finite speeds. Add to that the fact that the target is moving at ultra-light speed and the odds against locating him is multiplied ...
— Faithfully Yours • Lou Tabakow

... of delimitation leaves Palestine inset into the French protectorate of Syria, and it is difficult to see to whom the protectorate of Palestine should be properly assigned except to France. Italy has no expansive ambitions in that sector of the Mediterranean; England's national sphere of influence in this partition of the districts now occupied by alien peoples in the Ottoman Empire lies obviously elsewhere; and since the Jews, who settled in ever-increasing numbers in Palestine before the war, and ...
— Crescent and Iron Cross • E. F. Benson

... the mail orderly—I was on the Verdun sector then—on the morning of the Fourth of July. Remember the date the letter was written because of the quick time it made. Most of our mail took from six weeks to eternity. What are ...
— The Million-Dollar Suitcase • Alice MacGowan

... an important election Daddy! How could you possibly relax? There're seventy-three seats in question ... the whole balance. If things go wrong in just the Alkes sector ... why ... you could be sent back to the floor. You'd lose your job as ... why ... someone ...
— Operation Haystack • Frank Patrick Herbert

... machine gunners of the British Army stationed "Somewhere in France" and had just arrived at our rest billets, after a weary march from the front line sector. ...
— Defenders of Democracy • The Militia of Mercy

... — N. part, portion; dose; item, particular; aught, any; division, ward; subdivision, section; chapter, clause, count, paragraph, verse; article, passage; sector, segment; fraction, fragment; cantle, frustum; detachment, parcel. piece[Fr], lump, bit cut, cutting; chip, chunk, collop[obs3], slice, scale; lamina &c. 204; small part; morsel, particle &c. (smallness) 32; installment, ...
— Roget's Thesaurus

... has said, "wished to have his army concentrated, as far as possible, in an American sector. The Argonne and the heights of the Meuse were a sector hard to tackle. So I said to him: 'All right; your men have the devil's own punch. They will get away with ...
— Foch the Man - A Life of the Supreme Commander of the Allied Armies • Clara E. Laughlin

... that. Might have been coupled with someone's inattention, too. But that's unimportant now. The important thing is that the sector records were destroyed during ...
— Millennium • Everett B. Cole

... government assistance, but with a main objective other than development and with a grant element less than 25%. OOF transactions include official export credits (such as Ex-Im Bank credits), official equity and portfolio investment, and debt reorganization by the official sector that does not meet concessional terms. Aid is considered to have been committed when agreements are initialed by the parties involved and constitute a ...
— The 1995 CIA World Factbook • United States Central Intelligence Agency

... unidentified targets on their scopes, so did Andrews. And both of the other radars reported the same slow speeds followed by a sudden burst of speed. One target was clocked at 7,000 miles an hour. By now the targets had moved into every sector of the scope and had flown through the prohibited flying areas over the White House ...
— The Report on Unidentified Flying Objects • Edward Ruppelt

... made by the Negro in the previous wars of the country was fully equaled by that in the Great War. Negro soldiers fought with special distinction in the Argonne Forest, at Chateau-Thierry, in Belleau Wood, in the St. Mihiel district, in the Champagne sector, at Vosges and Metz, winning often very high praise from their commanders. Entire regiments of Negro troops were cited for exceptional valor and decorated with the Croix de Guerre—the 369th, the 371st, and the 372nd; while ...
— A Social History of the American Negro • Benjamin Brawley

... of the machine is that one set of sector plates act as inductors for the other set. Its action ...
— The Standard Electrical Dictionary - A Popular Dictionary of Words and Terms Used in the Practice - of Electrical Engineering • T. O'Conor Slone

... served his three years some three decades ago at Rheims, has a wonderfully lucid way of explaining all the operations that may be made in that region, while Monsieur Morin, the grocer, whose wife comes from Amiens, yields the palm to no one when that sector is mentioned. ...
— With Those Who Wait • Frances Wilson Huard

... New World. When the ships of that bold investigator arrived in the Sargasso Sea, they had great difficulty navigating in the midst of these weeds, which, much to their crews' dismay, slowed them down to a halt; and they wasted three long weeks crossing this sector. ...
— 20000 Leagues Under the Seas • Jules Verne

... excellent positions, but were occupied by only a comparatively few soldiers; it was the German plan to keep large bodies of troops in reserve, so that they might be sent to any sector where the need seemed most likely. They have asserted they had only four battalions in the front line here; but that statement is denied by ...
— The Story of the Great War, Volume III (of VIII) - History of the European War from Official Sources • Various

... known that our destination was to be the sector immediately adjoining the one we had already been in, facing Aubers Ridge, our delight knew no bounds, for all were well aware that that locality was considered a "cushy" spot which augured well for ...
— Three years in France with the Guns: - Being Episodes in the life of a Field Battery • C. A. Rose



Words linked to "Sector" :   parcel of land, military, sphere, field of battle, facet, measuring device, department, society, sectorial, measuring system, field, business, social group, aspect, field of honor, battleground, tract, plane figure



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