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

Definition: Quad |
QuadNoun1. One of four children born at the same time from the same pregnancy. 2. A muscle of the thigh that extends the leg. 3. (printing) a block of type without a raised letter; used for spacing between words. 4. A rectangular area surrounded on all sides by buildings. Source: WordNet 1.7.1 Copyright © 2001 by Princeton University. All rights reserved. |
Date "quad" was first used in popular English literature: sometime before 1895. (references) |
| Domain | Definition |
Computing | Quad n. 1. Two bits; syn. for quarter, crumb, tayste. 2. A four-pack of anything (compare hex, sense 2). 3. The rectangle or box glyph used in the APL language for various arcane purposes mostly related to I/O. Former Ivy-Leaguers and Oxford types are said to associate it with nostalgic memories of dear old University. Source: Jargon File. |
Census | (Quadrangle) An abbreviated form of a United States Geological Survey quadrangle map. (references) |
Chemistry | A quadrillion Btu's. The energy contained in eight billion gallons of gasoline, a year's supply for ten million automobiles. Source: European Union. (references) |
Electrical Engineering | A superposed circuit provided from two suitably arranged pairs of wires, the two wires of each pair being effectively in parallel. Source: European Union. (references) |
Energy | One quadrillion (1015 or1,000,000,000,000,000) British thermal units (Btus). An amount of energy equal to 170million barrels of oil. Total U.S. consumption of all forms of energy is (in the 1990s)about 83 quads in an average year. (references) |
| One quadrillion Btu. (1,000,000,000,000,000 Btu). (references) | |
Literature | Quad To be in quad. To be confined to your college-grounds or quadrangle; to be in prison. Source: Brewer's Dictionary. |
Mining | The composition quadrilateral for the Ca-Mg-Fe pyroxenes(enstatite-ferrosilite-diopside-hedenbergite). (references) |
Post & Telecom | Assembly of four insulated conductors. Source: European Union. (references) |
Slang | A very clumsy person. (references) |
Statistics | A square-shaped basic cell; also, the area of such as cell. Source: European Union. (references) |
Weather | Quad stands for quadrillion, which is, 1015. (references) |
Source: compiled by the editor from various references; see credits. | |
| 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. | |||
| Entry | Source | Expression | Field |
quad | English | Quadrat | N/A |
| QUICC | English | QUad Integrated Communications Controller | Computer - (Motorola) |
Source: compiled by the editor, based on several corpora (additional references). | |||
Synonyms: QuadSynonyms: musculus quadriceps femoris (n), quadrangle (n), quadriceps (n), quadriceps femoris (n), quadruplet (n), space (n). (additional references) |
| Context | Synonyms within Context (source: adapted from Roget's Thesaurus). |
Abode | Street, place, terrace, parade, esplanade, alameda, board walk, embankment, road, row, lane, alley, court, quadrangle, quad, wynd, close, yard, passage, rents, buildings, mews. |
Four | Quadrangle, quad. |
Heat | Calorie, gram-calorie, small calorie; kilocalorie, kilogram calorie, large calorie; British Thermal Unit, B.T.U.; therm, quad. |
Information | Bit, byte, word, doubleword, quad word, paragraph, segment. |
| Source: adapted from Roget's Thesaurus. | |
Crosswords: Quad |
| Specialty definitions using "quad": dotted quad ♦ tayste, TUPLE. (references) |
| Domain | Usage | |
Movie/TV Titles | ATV: Quad Power Racing 2 (2003) | |
Song Titles | C'mon N' Ride It (The Train) (performing artist: Quad City DJ's) | |
Source: compiled by the editor from various references; see credits. | ||
| Domain | Title | ||
References | |||
Books | |||
Periodicals |
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Theater & Movies | |||
Music |
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High Tech |
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Consumer Goods | |||
Source: compiled by the editor from various references; see credits. | |||
| Thumbnail | Description & Credit | Thumbnail | Description & Credit |
![]() | Betty and Gene Bradley, managers of the Knights Landing Harbor Apartments, CA., take a break in the quad of the complex. Credit: USDA. | ![]() | A 40mm gun crew prepares to bombard enemy installations along the Korean coast, circa October 1950 - February 1951. Photograph was received by the Naval Photographic Center on 21 February 1951. Note radar antenna on this quad 40mm mount and ammunition loaded in guns. Another 40mm mount, pointed in the opposite direction, is in the upper left background. Credit: NAVY. |
![]() | USS Cony (DD-508) lays a smoke screen near USS West Virginia (BB-48), to protect shipping off Leyte from Japanese air attack, during the landings there on 20 October 1944. Note manned anti-aircraft batteries on board the battleship, including a Mark 51 director in the foreground, 20mm gun at left, 40mm quad gun mount in center and 5"/38 twin gun mounts beyond. Credit: NAVY. | ![]() | Gunner's Mate Second Class Charles J. Hansen working on a 40mm quad machine gun mount, during the battleship's shakedown period, circa August 1944. Note his tattoos, commemorating service on USS Vincennes (CA-44) and shipmates lost with her in the Battle of Savo Island on 9 August 1942. Credit: NAVY. |
![]() | View on board the ship, looking aft from amidships on the starboard side. Taken on 11-13 May 1943, before or just after Task Force 18's 13 May bombardment of Japanese positions on Kolombangara and New Georgia islands. The ship immediately astern is USS St. Louis (CL-49). Note details of Nashville's after superstructure, main battery gun director, and the 1.1-inch quad anti-aircraft machine gun mount at left. An enlarged view of this mount is seen in Photo # NH 97963 (cropped). Credit: NAVY. | ![]() | Vice Admiral Thomas C. Kinkaid (left center) with General Douglas MacArthur (center) on the flag bridge of USS Phoenix (CL-46) during the pre-invasion bombardment of Los Negros Island, at the east end of Manus Island, 28 February 1944. At right is Colonel Lloyd Labrbas, acting aide to General MacArthur. Note 40mm quad gun mount in the background. Credit: NAVY. |
![]() | Photographed from a crane at the Mare Island Navy Yard, California, following overhaul, 1 May 1944. This view looks aft along the port side, with the ship's after smokestack at left. Circles mark recent alterations to the ship. Note gratings around the 20mm gun in lower center; spare 40mm gun barrels on the deck beside the 40mm quad gun mounting in lower left; Mark 34 Gun Director with antenna for a Mark 8 radar and Mark 37 Gun Director with antenna for a Mark 4 radar atop the after superstructure. Credit: NAVY. | ![]() | At the Mare Island Navy Yard, 22 January 1945, following battle damage repair and overhaul. Photographed from a Navy Yard crane, this "plan view" of the ship's midships area shows a number of recent alterations, enclosed in white lines drawn on the image. Notable features include the forward smokestack, with a new electronics platform mounted on it; 40mm quad gun mounts; life rafts; Mark 34 Gun Director; and a variety of equipment on the ship's forward superstructure platforms. Credit: NAVY. |
![]() | Ship's after 5"/38 twin gun mount burning, as her crew tried to control fires on 19 March 1945. The carrier had been hit by a Japanese air attack while operating off the coast of Japan. Photographed from USS Santa Fe (CL-60), which extinguished the fire in this gun mount by playing streams of water through the mount's open door. Later, the other 5"/38 twin gun mount and the 40mm quad machine gun mount (at right) also burned. Note ammunition loaded in the feed racks of the 40mm guns. Credit: NAVY. | ![]() | View looking aft from the island of USS Hornet (CV-8), while en route to the mission's launching point. USS Gwin (DD-433) is coming alongside, as USS Nashville (CL-43) steams in the distance. Eight of the mission's sixteen B-25B bombers are parked within view, as are two of the ship's SBD scout bombers. Note midships elevator, torpedo elevator, arresting gear and flight deck barriers in the lower portion of the photo, and 1.1" quad anti-aircraft machine gun mount at left. Credit: NAVY. |
Source: pictures compiled by the editor from various references; see picture credits. | |||
| "Quad" is generally used as a noun (singular) -- approximately 50.00% of the time. "Quad" is used about 92 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 Speech | Percent | Usage per 100 Million Words | Rank in English |
| Noun (singular) | 50% | 46 | 50,285 |
| Noun (proper) | 48.91% | 45 | 50,900 |
| Unclassified Items | 1.09% | 1 | 339,140 |
| Total | 100.00% | 92 | N/A |
Source: compiled by the editor from several corpora; see credits.
| Country | Name |
| USA | Quad City Holdings, Inc. |
| (more examples...) |
Source: compiled by the editor from Icon Group International, Inc.
Expressions using "quad": dotted quad ♦ mutton quad ♦ quad around ♦ quad cable ♦ quad word. Additional references. | |
| Hyphenated Usage | |
Beginning with "quad": quad-cam, quad-fx, quad-grams, quad-line, quad-processor, Quad-x. | |
| Source: compiled by the editor from various references; see credits. | |
| 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. |
| Expression | Frequency per Day | Expression | Frequency per Day |
quad | 598 | atv quad power racing 2 | 37 |
quad city times | 493 | quad city online | 35 |
quad city | 331 | arpt city il moline quad | 34 |
mark of quad city | 195 | quad antenna | 34 |
quad graphic | 149 | accessory quad vtt | 34 |
air city quad show | 145 | quad picture | 32 |
quad bike | 120 | quad 4 | 31 |
quad skate | 105 | city quad triathlon | 31 |
quad city river bandit | 88 | quad part | 31 |
quad racing | 70 | speed quad skate | 30 |
gasgas quad | 69 | quad city real estate | 29 |
quad city airport | 65 | cinema quad | 29 |
go quad | 48 | used quad | 28 |
atv quad | 46 | city newspaper quad | 28 |
city quad taste | 45 | quad city job | 27 |
quad runner | 40 | honda quad | 26 |
dodge dakota quad cab | 39 | usgs quad map | 26 |
quad roller skate | 39 | city quad steamwheelers | 25 |
quad city djs | 39 | quad trailer | 23 |
2 atv cheat power quad racing | 38 | quad city international airport | 23 |
| Source: compiled by the editor from various references; see credits. | |||
| Language | Translations for "quad"; alternative meanings/domain in parentheses. | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Albanian | spacio i gjerë, kuadrat (Chequer, inset, Square), katërkëndësh (four-cornered, quadrangle, quadrangular, quadrate, quadrilateral, tetragon, tetragonal, tetrahedron, trapezium). (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Arabic | مريع البياض, وسع بالفروق في الطباعة, ساحة الكلية, الفرق صفيحة رقيقة لمسح الأخطاء على الآلة الكاتبة. (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Bulgarian | разделка (quadrat, stud), четириъгълник (quadrangle, quadrilateral, tetragon), четириъгълен вътрешен двор, четириного (quadruped, tetrapod), куадро, квадрат (pane, quadrat, quadrate), оставям бяло поле. (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Chinese | 方形字". (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Czech | nádvoří univerzitní koleje. (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Danish | to ledningspar, methyl-tert-butylether, kvadrant (quadrant), geviert (mutton quad), firkantet celle, firerkredsloeb (phantom circuit), firdobbelt, duplexforbindelse (phantom circuit). (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Dutch | quad, vierdraadsgroep, uitvulling (mutton quad), stergroep, methyl-tertiaire-butyl-ether, methyl-terbutyl-ether, fantoomkring (phantom circuit), elementair vierkant, D.M.-groep. (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Finnish | tasava (mutton quad), nelikko (firkin), nelikierre, neliö (square). (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
French | quarte (quarte), quadruple (quadruple), quadriller, methyl-tert-butyl ether, methyl tertio-buthyl-ether, cour (quadrangle), circuit fantôme, circuit combiné, cellule carrée de base, cellule, cadratin (mutton quad), cadrât. (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
German | vierfach (four fold, four times, fourfold, quadruple), Vierling (quadruplet), Viereck (four-sided figure, quadrangle, quadrilateral, square). (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Greek | συνδυασμένο κύκλωμα (phantom circuit), φανταστικό κύκλωμα (phantom circuit), τετράγωνο εμ (mutton quad), τετράγωνο τύπου (quadrat), τετράγωνο (quadrangle, quadrate, quod, square, tetragon), τετράδυμο (quadrat, quadruplet), τετράδα (four-bit byte, tetrad), τετραγωνίδιο. (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Hebrew | מרובע (four part, quadrangular, quadrate). (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Hungarian | dutyi (booby-hatch, calaboose, cells, jail, jailhouse, jug, lockup, nick, quod, zoo), zárt belső udvar (quadrangle), siti (big house, can, jug, nick, pen, stir, zoo), négyszög (quadrangle, quadrant, quadrilateral, Square, tetragon), űrpótló négyszög (quadrat). (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Indonesian | pelataran (backyard). (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Italian | quadrilatero (four sided, quadrangle, quadrilateral), quadratone (mutton quad), quadrangolo (quadrangle, square), quad, uno di quattro gemelli (quadruplet), metilterbutiletere, metil tributil etere, cortile (backyard, court, courtyard, quadrangle, yard), circuito virtuale (phantom circuit, virtual circuit, virtual connection), cella (cell, cubicle), bicoppia. (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Japanese Kanji | 半 (en quad), 全' (em, em quad, full-pitch character). (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Japanese Katakana | ぜ"かく (em, em quad, full-pitch character), は"かく (anti-nuclear, en quad, half-width characters). (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Manx | kerrinag. (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Pig Latin | adquay quadrúplo, quadrângulo (quadrangle), quádruplo (fourfold, quadruple, quadruplicate), prisão (accouchement, apprehension, arrest, bastille, bond, cage, captivity, choky, confinement, constrained, custody, detention, duress, entanglement, ewer, jail, jug, limbo, noose, pokey, prison, quod), cadeia (cage, calaboose, catena, chain, choky, clink, cufflink, ewer, fetter, gaol, jail, jug, network, orlop, penitentiary, pokey, prison, prison house, quod, shackle, stockade, ward). (various references) четверка (four, quaternion). (various references) razmak manji od veličine slova (quadrat), četvorougaonik (foursquare, quadrangle). (various references) reajuste de espacios mediante cuadrados (mutton quad), patio (area, areaway, Causey, court, courtyard, farmyard, forecourt, Grove, patio, playground, quadrangle, schoolyard, stalls, yard), metilterbutil éter, cuadrilátero (boxing ring, prize ring, quadrangle, quadrilateral, ring), cuadrete, cuadrángulo (quadrangle), cuádruple (fourfold, quadruple), circuito fantasma (phantom circuit), circuito combinado (phantom circuit), casilla (box, hut, mailbox, pigeonhole, pocket, section, Square, stall, subject), campo de instrucción. (various references) gård i college. (various references) ชิ้นส่วนโลหะที่ใช้ในการเรียงพิมพ์ (quadrat), สี่เหลี่ยมจัตุรัส (square), ฝาแฝ"ที่เกิ"มาพร้อมกัน 4 คน, ประกอบ"้วยคน 4 คน. (various references) dairenin dörtte biri (quadrant, quarter circle), dörtlü yapmak, dörtlü sarmak, dörtlü (four, foursome, quadr-, quadraphonic, quadripartite, quadro-, quadrophonic, quadruple, quadruplet, quart, quartet, quartette, quater-, quaternary, Square, tetra-, tetrad), dörtgen (quadrangle, quadrilateral, Square, tetragon), dört telli kablo, dört ayaklı (quadruped, quadrupedal), dördüzlerden biri (quadruplet), avlu (atrium, close, court, courtyard, Dooryard, forecourt, Garth, quadrangle, yard), çeyrek daire (quadrant, quarter circle). (various references) чотирикутник (quadrangle, quadrilateral), четверня, шпація. (various references) xung quanh có nh (quadrangle). (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Derivations | |
Words beginning with "quad": quadded, quadding, quadplex, quadplexes, quadrangle, quadrangles, quadrangular, quadrans, quadrant, quadrantal, quadrantes, quadrants, quadraphonic, quadraphonics, quadrat, quadrate, quadrated, quadrates, quadratic, quadratically, quadratics, quadrating, quadrats, quadrature, quadratures, quadrennia, quadrennial, quadrennially, quadrennials, quadrennium, quadrenniums, quadric, quadricentennial, quadricentennials, quadriceps, quadricepses, quadrics, quadriga, quadrigae, quadrilateral, quadrilaterals, quadrille, quadrilles, quadrillion, quadrillions, quadrillionth, quadrillionths, quadripartite, quadriphonic, quadriphonics, quadriplegia. (additional references) | |
Words ending with "quad": squad. (additional references) | |
Words containing "quad": biquadratic, biquadratics, squadded, squadding, squadron, squadroned, squadroning, squadrons, squads, unnilquadium, unnilquadiums. (additional references) | |
| |
"Quad" is suggested in spellcheckers for the following: aquad, equad, fuad, iquid, kad, qac, qad, Qadi, Qadr, qaid, qau, qaus, Qia, qiad, Qma, qoid, Qra, Qsubd, quaa, quac, quada, quadd, Quade, quadi, quado, quady, quadz, quae, quaed, quaf, quag, quah, quai, quaid, quak, qual, quald, quam, quamdiu, quan, quand, quao, quar, quard, Quat, Quatbi, quav, quaw, quax, quaz, qud, qudy, quead, qued, quede, queed, quef, queid, querd, queyd, quiad, quida, quide, quidi, quido, quidy, quied, quig, quih, quij, quild, quim, quin, quind, quiod, quipd, quird, quis, quiu, quiv, quiw, quoad, quoc, quod, quoda, quode, quoj, Quow, quox, qurd, Qwa, Qwaa, qwuid, qyad. (additional references) | |
| Source: compiled by the editor, based on several corpora (additional references). | |
| # of Phoneme Matches | Pronunciation | Word(s) rhyming with "quad" (pronounced kwÄ"d) |
| 4 | k w Ä" d | squad. |
| 3 | -w Ä" d | wad. |
Source: compiled by the editor (additional references); see credits. | ||
Scrabble® Enable2K-Verified Anagrams | |
| Words within the letters "a-d-q-u" | |
-1 letter: qua. | |
-2 letters: ad. | |
| Words containing the letters "a-d-q-u" | |
+1 letter: quads, squad. | |
+2 letters: diquat, quaked, squads. | |
+3 letters: calqued, casqued, diquats, equaled, equated, opaqued, quacked, quadded, quadrat, quadric, quaffed, quailed, quanted, quashed, querida, quondam, squalid, squared. | |
+4 letters: acquired, adequacy, adequate, antiqued, aquacade, aqueduct, charquid, daiquiri, equalled, jacquard, liquated, oldsquaw, quaalude, quadding, quadplex, quadrans, quadrant, quadrate, quadrats, quadrics, quadriga, quadroon, quandang, quandary, quandong, quarried, quavered, quayside, queridas, squadded, squadron, squalled, squander, squashed, squatted, squawked, squeaked, squealed. | |
| 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. | |
| 1. Definition 2. Synonyms 3. Crosswords 4. Usage: Modern | 5. Usage: Commercial 6. Images: Slideshow 7. Images: Photo Album 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.