Copyright © Philip M. Parker, INSEAD. Terms of Use.

Quadrant

Definition: Quadrant

Quadrant

Noun

1. A quarter of the circumference of a 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.

Source: WordNet 1.7.1 Copyright © 2001 by Princeton University. All rights reserved.
 

Date "quadrant" was first used in popular English literature: sometime before 1321. (references)

Etymology: Quadrant \Quad"rant\, noun. [Latin expression quadrans, -antis, fourth part, fourth of whole, from quattuor four: compare to the French expression quadrant, cadran. See Four, and compare to Cadrans.]. (Websters 1913)


Specialty Definition: Quadrant

DomainDefinition

Aerospace

See sextant. (references)

Computing

One of the four quarters of the rectangular coordinate dimensioning system. Source: European Union. (references)
 A trademark of the 3M Company for a microfilm card to hard copy enlarger-printer employing a "dry silver" process. This enlarger-printer produces 8-1/2 x 11 inch copy from each of four images on a 35 mm microfilm frame. It is also known as the "111" printer. Source: European Union. (references)

Industry

An instrument for measuring angles having a graduated quartercircle arc 99999 INTERNATIONAL DE MONACO, 1951. Source: European Union. (references)

Mathematics

These lines divide the plane determined by them. . . into four regions. . . called the first, second, third and fourth quadrants, respectively. Source: European Union. (references)

Mechanical Engineering

Circular-arc operating lever on control surface of airship or large, slow aeroplane. Source: European Union. (references)
 An arm arranged to swivel round the axis of the driving or driven gear of a change-gear train. It has a slot in which the stud of the intermediate gear-either simple or double-slides. Source: European Union. (references)

Source: compiled by the editor from various references; see credits.

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Abbreviations & Acronyms: Quadrant

The following table is compiled from various sources, across various languages. When English abbreviations or acronyms come from a non-English source, this is noted.
EntrySourceExpressionField

QUADRANT

GreekκουάντραντComputing, Publishing & Graphic Arts

Source: compiled by the editor, based on several corpora (additional references).

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Synonyms: Quadrant

Synonyms: quarter-circle (n), right angle (n). (additional references)

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Synonyms within Context: Quadrant

ContextSynonyms within Context (source: adapted from Roget's Thesaurus).

Angularity

Angular measurement, angular elevation, angular distance, angular velocity; trigonometry, goniometry; altimetry; clinometer, graphometer, goniometer; theodolite; sextant, quadrant; dichotomy.

Circularity

Ellipse, oval, ovule; ellipsoid, cycloid; epicycloid, epicycle; semicircle; quadrant, sextant, sector.

Quadrisection

Noun: quadrisection, quadripartition; quartering; v; fourth; quart; quarter, quartern; farthing (i.e. fourthing); quadrant.

Source: adapted from Roget's Thesaurus.

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Crosswords: Quadrant

English words defined with "quadrant": AntimeterBackstaffGunter's quadrant, Gunter's scaleHydrometric pendulumIndex glassLog-chipOne-valued function, oxtantQuadrant of altitude, Quadrantal, Quadrantal triangleReflecting circleSemiquartile, Sinicalzone fire. (references)
Specialty definitions using "quadrant": ablatio falciformis congenita retinae 2.ablatio falciformis congenita, actual torso angleBALL-TRUING-MACHINE OPERATORchop feeder, congenital retinal septum, covingsEntrance Region, Exit RegionflatsidaGUN SYNCHRONIZERInflow NotchLeft Front Quadrantmedial testRight Entrance Region. (references)
Etymologies containing "quadrant": Cadrans. (references)
Non-English Usage: "Quadrant" is also a word in the following languages with English translations in parentheses.

French (quadrant), German (quadrant).

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Modern Usage: Quadrant

DomainUsage

Screenplays

If you and your battlestar hadn't intruded upon this quadrant, all would still be peaceful! (Battlestar Galactica; writing credit: Souleymane Cissé)

Movie/TV Titles

The 5th Quadrant (2002)

Source: compiled by the editor from various references; see credits.

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Commercial Usage: Quadrant

DomainTitle

References

  • Quadrant Group PLC: International Competitive Benchmarks and Financial Gap Analysis (reference)

  • Quadrant Healthcare Plc: International Competitive Benchmarks and Financial Gap Analysis (reference)

    (more reference examples)

  

Books

  • Earth Treasures : The Southwestern Quadrant (Volume 4A) (reference)

  • The Fifth Quadrant (reference)

    (more book examples)

  

Music

Source: compiled by the editor from various references; see credits.

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Photo Album: Quadrant

ThumbnailDescription & CreditThumbnailDescription & Credit

Marking off the planting site, the large square is a quadrant to establish where the plantings should go. Credit: NOAA Restoration Center.

A quadrant for use by astronomers and meteorologists. In: Beschreibung der meteorologischen Instrumente.... by Augustin Stark, published in 1815. Library Call Number QC876 .S72 1815. Credit: Treasures of the Library.

Source: pictures compiled by the editor from various references; see picture credits.

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Non-Fiction Usage: Quadrant

SubjectTopicQuote

Health

Arcuate incisions with thick flaps, centered over the lesion, are superior to radial incisions, particularly for upper quadrant lesions. (references)

The best definition of biliary pain is that which is relatively severe, episodic, epigastric or right upper quadrant in location, lasting 1 to 5 hours, and often waking the patient at night. (references)

Economic History

Sweden

Helsingborg is also considered an active port in the southwest quadrant of Sweden. (references)

Romania

Prominent investors include manufacturers in heavy industry and electronics - - Timken (bearings), Trinity Industries (freight cars), Solectron (computer and electronic components), Precision Castparts (gasfield exploration equipment), World Machinery Works (machine tools); engineering and design companies - - Washington Group International (engineering and design for the oil, chemical, energy, and industrial processes industries), Cambric Consulting (digital engineering), Search Corporation (road design); ICT companies -- IBM, Compaq, Hewlett-Packard, Harris, Lucent Technologies, Qualcomm, Microsoft, Oracle, Motorola, KPNQwest, Atomic TV, HBO; consumer goods companies -- Coca-Cola, Quadrant Amroq Beverages (Pepsi), McDonalds, Kraft Jacobs Suchard, Philip Morris, Procter and Gamble, Colgate-Palmolive; and banking and insurance companies -- Citibank, GE Capital, AIG. (references)

Source: compiled by the editor from ICON Group International, Inc.; see credits.

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Usage Frequency: Quadrant

"Quadrant" is generally used as a noun (singular) -- approximately 93.18% of the time. "Quadrant" is used about 132 times out of a sample of 100 million words spoken or written in English. Its rank is based on over 700,000 words used in the English language. Some parts-of-speech are not covered due to the samples used by the British National Corpus. (note: percents less than one-hundredth of one percent have been omitted)
Parts of SpeechPercentUsage per
100 Million Words
Rank in English
Noun (singular)93.18%12328,925
Noun (proper)6.82%9117,287
                    Total100.00%132N/A

Source: compiled by the editor from several corpora; see credits.

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Usage in Company Names: Quadrant

CountryNameCountryName
Switzerland

Quadrant Holding A.G.

United Kingdom

Quadrant Group PLC

 (more examples...)  

Source: compiled by the editor from Icon Group International, Inc.

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Expression: Quadrant

Expressions using "quadrant": Earth quadrant Gunner's quadrant Gunter's quadrant Hadley's quadrant notched quadrant quadrant elevation quadrant of altitude toothed quadrant. Additional references.

Hyphenated Usage

Beginning with "quadrant": quadrant-shaped.

Ending with "quadrant": four-quadrant.

Source: compiled by the editor from various references; see credits.

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Frequency of Internet Keywords: Quadrant

The following statistics estimate the number of searches per day across the major English-language search engines as identified by various trade publications. Hyperlinks lead to commercial use of the expression at Amazon.com.
 
ExpressionFrequency
per Day
ExpressionFrequency
per Day

ce quadrant

132

abdominal left pain quadrant upper

8

home quadrant

104

kid quadrant belt

8

quadrant

97

abdominal pain lower left quadrant

8

left pain quadrant upper

41

quadrant elbowguard

8

pain quadrant right upper

32

quadrant throttle

8

ce quadrant just burn

28

ce quadrant driver

7

cash flow quadrant

27

cd ce quadrant win

6

thor quadrant belt

22

ce justburn quadrant

6

thor quadrant elbowguard

22

ce quadrant packetcd

5

first quadrant

22

abdominal pain quadrant right upper

5

kid quadrant elbow guard

21

graph quadrant

5

kid quadrant knee guard

21

ce quadrant download

4

quadrant belt

20

inc international quadrant

4

left lower pain quadrant

19

math quadrant

4

quadrant international

15

in left pain quadrant upper

4

lower pain quadrant right

15

abdominal quadrant

4

magic quadrant

11

in left lower pain quadrant

4

thor kid quadrant belt

9

ce quadrant winoncd

4

quadrant software

9

delta quadrant

4

gartner magic quadrant

8

epp quadrant

4
Source: compiled by the editor from various references; see credits.

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Modern Translation: Quadrant

Language Translations for "quadrant"; alternative meanings/domain in parentheses.

Albanian

  

sektor (department, division, section, sector, segment, stage, unit), lartësimatës (altimeter), kuadrant (quadrat), kitara, çerekrrethi. (various references)

   

Arabic 

  

‏الربعية, ‏أداة قياس الإرتفاع, ‏ربع محيط الدائرة, ‏ربع دائرة. (various references)

   

Bulgarian 

  

квадрант, лира (bow, lyre, shell), дъга (arc, bow, catenary, clapboard, curve, rainbow, stave, tug). (various references)

   

Chinese 

  

象限. (various references)

   

Czech

  

kvadrant, ètvrtkruh. (various references)

   

Danish

  

styresektor, saks for vekselhjul (bracket, intermediate gear bracket), rorkrans, kvadrant (quad), krydshoved (crank block, driving block, fulcrum slide, slider, sliding block, Stephenson link motion), gradbue. (various references)

   

Dutch

  

schaar van Stephenson (Stephenson link motion), schaar (pincers, scissors, tongs), leidboog, kwart periode, kwadrant, juk van het roer, helmstuk, gegradueerde sector. (various references)

   

Farsi 

  

یک چهارم (Quarter), چهارگوش (Quadrangle, Quadrilateral), ربع کره , ربع دایره . (various references)

   

Finnish

  

vaihtopyörien haarukka (bracket, intermediate gear bracket), pyöränpidin (bracket, intermediate gear bracket), neljännes (fourth, quarter), kvadrantti. (various references)

   

French

  

quadrant. (various references)

   

German

  

Quadrant. (various references)

   

Greek 

  

τεταρτοκύκλιο. (various references)

   

Hebrew 

  

מ" 'וב" (altimeter), רביע, רבע ע'ול. (various references)

   

Hungarian

  

négyzet (em, quadrat, square), négyszög (quad, quadrangle, quadrilateral, Square, tetragon). (various references)

   

Indonesian

  

kuadran. (various references)

   

Italian

  

quadrante (card, dial, face). (various references)

   

Japanese Kanji 

  

象限 , 四分円 . (various references)

   

Japanese Katakana 

  

しぶ"え", しょう'" (detailed explanation, evidence, testimony). (various references)

   

Korean 

  

상한의. (various references)

   

Manx

  

kerroo-chiarkyl, kerrooane stiuree. (various references)

   

Pig Latin

  

adrantquay

   

Portuguese

  

quadrante (four-square). (various references)

   

Romanian

  

sector de cârmã, cvadrant. (various references)

   

Russian 

  

квадрант. (various references)

   

Serbo-Croatian

  

naprava za merenje visine zvezda, kvadrant (quarter). (various references)

   

Spanish

  

cuadrante (clock, dial, face), sector (neighborhood, neighbourhood, section, sector). (various references)

   

Swedish

  

kvadrant. (various references)

   

Thai

  

หนึ่งในสี่ส่วนของวงกลม. (various references)

   

Turkish

  

oktant (octant), dairenin dörtte biri (quad, quarter circle), çeyrek daire (quad, quarter circle), çemberin dörtte biri. (various references)

   

Ukrainian

  

квадрант. (various references)

   

Vietnamese 

  

cung phần tư. (various references)

Source: compiled by the editor from various translation references.

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Derivations & Misspellings: Quadrant

Derivations

Words beginning with "quadrant": quadrantal, quadrantes, quadrants. (additional references)


Misspellings

"Quadrant" is suggested in spellcheckers for the following: Quadagno, Quadragno, quadran, Quadrans, quadrantid, Quadring, quandrant, Quaranta, quarante, quarat, quardrant, quarrant, querent, Quirang. (additional references)

Source: compiled by the editor, based on several corpora (additional references).

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Rhyming with "Quadrant"

# of Phoneme MatchesPronunciationWord(s) rhyming with "quadrant" (pronounced kwÄ"drunt)
5-d r u n thydrant.
4-r u n taberrant, abhorrent, adherent, apparent, arrant, celebrant, coherent, Courant, declarant, deterrent, emigrant, entrant, errant, flagrant, fragrant, grandparent, immigrant, incoherent, indifferent, inherent, migrant, parent, recalcitrant, registrant, seafront, torrent, transparent, tyrant, vagrant, vibrant, warrant.
3-u n tabandonment, abatement, abortifacient, absent, absorbent, abstinent, abundant, accelerant, accident, accompaniment, accomplishment, accountant, accouterment, achievement, acknowledgement, acknowledgment, adamant, adjacent, adjournment, adjustment, adjutant, adolescent, adornment, advancement, advertisement, advisement, afferent, affiant, affluent, agent, aggrandizement, agreement, ailment, alignment, allotment, amazement, ambient, ambivalent, amendment, amusement, ancient, announcement, annulment, antecedent, antidepressant, antigovernment, antioxidant, apartment, appeasement, applicant, appointment, apportionment, ardent, argent, argument, armament, arraignment, arrangement, arrogant, ascendant, aspirant, assailant, assessment, assignment, assistant, assortment, astonishment, astringent, atonement, attachment, attainment, attendant, banishment, basement, battlement, belligerent, bemusement, beneficent, benevolent, bereavement, betterment, bewilderment, blandishment, blatant, bombardment, brilliant, buoyant, claimant, clairvoyant, Clement, client, coefficient, cogent, cognizant, coincident, combatant, commandment, commencement, commitment, compartment, competent, complacent, complainant, complaisant, complement, compliant, component, comportment, concealment, concomitant, concurrent, condiment, confident, confinement, confluent, consequent, consignment, consistent, consonant, constant, constituent, consultant, containment, contaminant, contentment, contestant, continent, contingent, convalescent, convenient, convent, convergent, conversant, coolant, copayment, corespondent, cormorant, correspondent, covenant, Crescent, crosscurrent, current, curtailment, debarment, debasement, decadent, decedent, decent, decongestant, defendant, deferment, defiant, deficient, defoliant, delinquent, deodorant, department, dependent, deployment, deportment, depressant, derailment, descendant, descendent, despondent, detachment, detergent, determent, determinant, detriment, development, deviant, different, diligent, diminishment, disagreement, disappointment, disarmament, disbarment, disbursement, discernment, discordant, discouragement, disenchantment, disenfranchisement, disengagement, disestablishment, disgruntlement, disillusionment, disinfectant, disinvestment, dismantlement, dismemberment, disobedient, dispersant, displacement, dissident, dissonant, distant, divalent, divergent, divestment, docent, dominant, dormant, easement, ebullient, efferent, effervescent, efficient, effluent, elegant, element, elephant, eloquent, embankment, embarrassment, embayment, embellishment, embezzlement, embodiment, emergent, eminent, emplacement, employment, empowerment, enactment, encampment, enchantment, encirclement, encouragement, encroachment, endangerment, endearment, endorsement, endowment, enforcement, engagement, enhancement, enjoyment, enlargement, enlightenment, enlistment, enrichment, enrollment, enslavement, entanglement, entertainment, enticement, entitlement, entombment, entrapment, entrenchment, environment, equipment, equivalent, escapement, escarpment, esculent, establishment, estrangement, evanescent, evident, excellent, excitement, excrement, exigent, existent, exorbitant, expectant, expectorant, expedient, experiment, exponent, extant, extinguishment, extravagant, exuberant, exultant, Fabricant, fervent, figment, filament, flamboyant, flatulent, flippant, fluent, fluorescent, formant, fragment, fraudulent, frequent, fulfillment, gallant, garment, garnishment, giant, government, grandiloquent, harassment, hesitant, ignorant, immanent, imminent, impairment, impatient, impeachment, impediment, impertinent, implement, important, impotent, impoundment, impoverishment, impressment, imprisonment, improvement, imprudent, inadvertent, incandescent, incessant, incident, incipient, incitement, inclement, incompetent, inconsistent, incontinent, inconvenient, increment, incumbent, indecent, independent, indictment, indigent, indignant, indolent, inducement, indulgent, inefficient, infant, informant, infotainment, infrequent, infringement, ingredient, inhabitant, inhalant, innocent, inpatient, insignificant, insistent, insolent, insolvent, installment, instant, instrument, insufficient, insurgent, integument, intelligent, intercurrent, interdependent, intermittent, internment, intersegment, intolerant, intransigent, invariant, investment, involvement, iridescent, irrelevant, irreverent, irritant, itinerant, jubilant, judgement, judgment, latent, leant, lenient, lieutenant, ligament, litigant, lubricant, lucent, luminescent, luxuriant, magnificent, malevolent, malignant, maltreatment, management, measurement, merchant, micromanagement, militant, miscreant, misgovernment, misjudgment, mismanagement, misstatement, mistreatment, moment, monovalent, monument, mordant, movement, mutant, nascent, negligent, noncombatant, nonexistent, nongovernment, nonmanagement, nonpayment, nonresident, nonviolent, nourishment, nutrient, obedient, observant, obsolescent, occupant, odorant, ointment, omnipotent, omnipresent, omniscient, operant, opponent, opulent, ornament, orpiment, outpatient, outplacement, overconfident, overpayment, overstatement, oxidant, pageant, parchment, parliament, participant, patent, patient, pavement, payment, peasant, penchant, pendant, penitent, pennant, percipient, permanent, persistent, pertinent, petulant, pheasant, pigment, piquant, placement, pleasant, pliant, poignant, pollutant, postponement, postretirement, potent, preadolescent, precedent, predicament, predominant, preeminent, pregnant, prejudgment, prepayment, prescient, present, presentment, prevalent, procurement, proficient, prominent, pronouncement, propellant, proponent, protestant, provident, prudent, prurient, pungent, punishment, pursuant, puzzlement, quiescent, quotient, radiant, rampant, readjustment, reagent, realignment, reappointment, reapportionment, rearmament, rearrangement, reassessment, reassignment, recent, recipient, recombinant, recruitment, recurrent, redeployment, redevelopment, redundant, reemployment, reenactment, refinement, refreshment, refrigerant, refurbishment, Regent, regiment, reimbursement, reinforcement, reinstatement, reinvestment, relevant, reliant, reluctant, reminiscent, remnant, repayment, repellent, repentant, replacement, replenishment, repugnant, requirement, resentment, resettlement, resident, resilient, resistant, resonant, resplendent, respondent, restatement, resultant, resurgent, retardant, reticent, retirement, retrenchment, reverent, rodent, rudiment, ruminant, sacrament, salient, sealant, sediment, segment, semipermanent, sentiment, Sequent, sergeant, serpent, servant, settlement, shipment, significant, silent, solvent, somnolent, stagnant, statement, stimulant, strident, stringent, student, subcontinent, subsequent, subservient, succulent, sufficient, supergiant, superintendent, supplement, supplicant, suppressant, surfactant, talent, tangent, temperament, tenant, tenement, testament, tetravalent, tolerant, tournament, transcendent, transient, translucent, treatment, trenchant, trident, triumphant, truant, truculent, tumescent, turbulent, undercurrent, underdevelopment, underemployment, undergarment, underpayment, understatement, unemployment, unimportant, unpleasant, unrepentant, urgent, vacant, valiant, variant, vehement, verdant, vigilant, violent, virulent, wonderment.

Source: compiled by the editor (additional references); see credits.

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Anagrams: Quadrant

Scrabble® Enable2K-Verified Anagrams

Words within the letters "a-a-d-n-q-r-t-u"

-1 letter: quadrat, quartan.

-2 letters: datura, quanta, tundra.

-3 letters: antra, daunt, qanat, quant, quart, ratan, ruana, tranq.

-4 letters: anta, aqua, aunt, aura, darn, dart, data, daut, drat, dunt, dura, durn, nada, nard, nurd, quad, rand, rant, runt, tarn, trad, tuna, turd, turn.

-5 letters: ana, and, ant, art, dun, nut, qat, qua, rad, ran, rat, run, rut, tad.

 Words containing the letters "a-a-d-n-q-r-t-u"
 

+1 letter: quadrants.

 

+2 letters: quadrantal, quadrantes, quadrating.

 

+3 letters: quarantined.

 

+4 letters: quadrivalent, reacquainted.

 

+5 letters: quadrivalents.

Source: compiled by the editor from various references; see credits.

SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the U.S.A and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. Mattel and Spear are not affiliated with Hasbro.

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INDEX

1. Definition
2. Synonyms
3. Crosswords
4. Usage: Modern
5. Usage: Commercial
6. Images: Photo Album
7. Quotations: Non-fiction
8. Usage Frequency
9. Names: Company Usage
10. Expressions
11. Expressions: Internet
12. Translations: Modern
13. Abbreviations
14. Acronyms
15. Derivations
16. Rhymes
17. Anagrams
18. Bibliography


  

Copyright © Philip M. Parker, INSEAD. Terms of Use.