quadrant

Q10U1A1D2R1A1N1T1
UK/ˈkwɒd.ɹənt/US, dialectal/ˈkwɑ.dɹənt/Australia/ˈkwɔd.ɹənt/New Zealand[ˈkwɔ̟d.ɹənt]

noun

One of the four sections made by dividing an area with two perpendicular lines.

Similar
quarter-circle
Less commonScrabble 18

Meanings

quadrant1

nounquadrant (plural quadrants)

plural quadrants · alternative obsolete quadraunt

  1. One of the four sections made by dividing an area with two perpendicular lines.

    Ops wanted some initiative, blew up their entire quadrant. I'm movin' like Oppenheimer.

    2023, PLUMMCORP RECORDS, 02:45 from the start, in dracula flow 3 (comedy)
    1 more example

    Kids, I swear, I'm gonna love all of you, and equally. I'll be dividing my love into seven equal sections, or "Love Quadrants". Each quadrant will be worth 15 "Love Units" represented by these small brass marbles. You may use these marbles as currency amongst yourselves. Collect 35 "Love Units", you can trade those in for a beach towel with my face on it.

    2007, Xavier: Renegade Angel, season 1, episode 4 (black comedy, surreal comedy), spoken by Xavier (Vernon Chatman)
  2. mathematicsOne of the four regions of the Cartesian plane bounded by the x-axis and y-axis.
  3. geometryOne fourth of a circle or disc; a sector with an angle of 90°.
  4. nauticalA measuring device with a graduated arc of 90° used in locating an altitude.
  5. college basketballOne of the four categories of team wins and losses, as categorized by strength of schedule.

quadrant2

nounquadrant (plural quadrants)

plural quadrants · alternative obsolete quadraunt

  1. obsoleteA square or quadrangle.

    There is an outcourt or quadrant, whereof one side is a gallery to walk in, being in length six hundred feet.

    1852, Agnes Strickland, Lives of the Queens of Scotland and English Princesses, page 52

Synonyms & antonyms

Broader

nouna quarter of the circumference of a circle

Similar
quarter-circle
Broader

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

quadrant · noun

  1. Latinquadrāns
  2. Old Frenchcadran
  3. Middle Englishquadrant
  4. Englishquadrant

Inherited from Middle English quadrant, from Old French cadran, quadrant and its etymon Latin quadrāns, -antis (“fourth part of something, quarter”). Doublet of quadrans.

Full word history & related roots →

quadrant · noun

  1. Latinquadrātum
  2. Middle Englishquadrant
  3. Englishquadrant

Inherited from Middle English quadrant, quadrante, from Latin quadrātum; form influenced by Etymology 1. Doublet of quadrat and quadrate.

Full word history & related roots →

Translations

Bulgarian квадрант, квадрант
  • квадрант (kvadrant)section
  • квадрант (kvadrant)region of the Cartesian plane
  • квадрант (kvadrant)fourth of a circle
  • квадранд (kvadrand)measuring device
Catalan quadrant, quadrant
  • quadrantsection
  • quadrantregion of the Cartesian plane
  • quadrantfourth of a circle
  • quadrantmeasuring device
Chinese Mandarin 象限
  • 象限 (Xiàngxiàn)region of the Cartesian plane
Czech kvadrant, kvadrant
  • kvadrantsection
  • kvadrantregion of the Cartesian plane
  • kvadrantfourth of a circle
  • kvadrantmeasuring device
Dutch kwadrant, kwadrant
  • kwadrantsection
  • kwadrantfourth of a circle
  • kwadrantmeasuring device
Finnish kvadrantti, kvadrantti
  • kvadranttisection
  • kvadranttiregion of the Cartesian plane
  • kvadranttifourth of a circle
  • kvadranttimeasuring device
French quadrant, quadrant
  • quadrantsection
  • quadrantregion of the Cartesian plane
  • quadrantfourth of a circle
  • quadrantmeasuring device
German Quadrant, Quadrant
  • Quadrantregion of the Cartesian plane
  • Quadrantmeasuring device
Hungarian kvadráns, negyed
  • kvadránssection
  • negyedregion of the Cartesian plane
  • körnegyedfourth of a circle
  • kvadránsfourth of a circle
  • kvadránsmeasuring device
Indonesian kuadran, kuadran
  • kuadransection
  • kuadranregion of the Cartesian plane
  • kuadranfourth of a circle
  • kuadranmeasuring device
Japanese 象限
  • 象限 (shōgen)region of the Cartesian plane
Korean 사분면
  • 사분면 (sabunmyeon)region of the Cartesian plane
Norwegian kvadrant, kvadrant
  • kvadrantsection
  • kvadrantregion of the Cartesian plane
Persian چارک, چارک
  • چارک (čârak)section
  • چارک (čârak)region of the Cartesian plane
  • چارک (čârak)fourth of a circle
  • چارک (čârak)measuring device
Polish kwadrant, kwadrant
  • kwadrantregion of the Cartesian plane
  • kwadrantmeasuring device
Portuguese quadrante, quadrante
  • quadrantesection
  • quadranteregion of the Cartesian plane
  • quadrantefourth of a circle
  • quadrantemeasuring device
Russian квадра́нт, квадра́нт
  • квадра́нт (kvadránt)section
  • квадра́нт (kvadránt)region of the Cartesian plane
  • квадра́нт (kvadránt)fourth of a circle
  • квадра́нт (kvadránt)measuring device
Spanish cuadrante
  • cuadrantefourth of a circle
Swedish kvadrant, kvadrant
  • kvadrantsection
  • kvadrantregion of the Cartesian plane
  • kvadrantfourth of a circle
Tagalog kapatan, kapatan
  • kapatansection
  • kapatanregion of the Cartesian plane
  • kapatanfourth of a circle
Thai จตุภาค
  • จตุภาค (jà-dtù-páak)region of the Cartesian plane
Cite this entry
APA

quadrant. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/quadrant

MLA

“quadrant.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/quadrant. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “quadrant,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/quadrant.

Source: quadrant on Wiktionary, CC BY-SA 4.0.