different between quadrant vs quadrangle

English

Alternative forms

• quadraunt (obsolete)

Etymology

Borrowed from Latin quadrantem, accusative singular of quadr?ns (“fourth part of something, quarter”).

Pronunciation

• enPR: kw?d?r?nt, IPA^(key): /?kw?d.??nt/

Noun

quadrant (plural quadrants)

1. One of the four sections made by dividing an area with two perpendicular lines.
2. (mathematics) One of the four regions of the Cartesian plane bounded by the x-axis and y-axis.
3. (geometry) One fourth of a circle or disc; a sector with an angle of 90°.
4. (nautical) A measuring device with a graduated arc of 90° used in locating an altitude.
5. (college basketball) One of the four categories of team wins and losses, as categorized by strength of schedule.

Translations

See also

• octant
• sextant

Catalan

Etymology

From Latin quadr?ns (“fourth part of something, quarter”).

Pronunciation

• (Balearic) IPA^(key): /kw??d?ant/
• (Central) IPA^(key): /kw??d?an/
• (Valencian) IPA^(key): /kwa?d?ant/

Noun

quadrant m (plural quadrants)

1. quadrant

Further reading

• “quadrant” in Diccionari de la llengua catalana, segona edició, Institut d’Estudis Catalans.
• “quadrant” in Gran Diccionari de la Llengua Catalana, Grup Enciclopèdia Catalana.
• “quadrant” in Diccionari normatiu valencià, Acadèmia Valenciana de la Llengua.
• “quadrant” in Diccionari català-valencià-balear, Antoni Maria Alcover and Francesc de Borja Moll, 1962.

French

Etymology

From Latin quadr?ns (“fourth part of something, quarter”).

Noun

quadrant m (plural quadrants)

1. quadrant

Further reading

• “quadrant” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).

Latin

Verb

quadrant

1. third-person plural present active indicative of quadr?

English

Etymology

From Old French quadrangle, from Late Latin quadrangulum.

Pronunciation

• (US) enPR: kw?d?r?ng'gl, IPA^(key): /?kw?d??æ?.??l/

Noun

quadrangle (plural quadrangles)

1. (geometry) A geometric shape with four angles and four straight sides; a four-sided polygon.
2. A courtyard which is quadrangular.
   • 1959, John Knowles, A Separate Peace, chapter 7,

     I looked up from my desk and saw that suddenly there were big flakes twirling down into the quadrangle, settling on the carefully pruned shrubbery bordering the crosswalks, the three elms still holding many of their leaves, the still-green lawns.

3. The buildings forming the border of such a courtyard.
   • 1959, John Knowles, A Separate Peace, chapter 13,

     The quadrangle surrounding the Far Common was never considered absolutely essential to the Devon School.

Synonyms

• (geometry): quadrilateral, 4-gon, tetragon; see also Thesaurus:quadrilateral

Hyponyms

• (geometry): rectangle, square, parallelogram, rhombus, trapezoid

Translations

French

Pronunciation

Noun

quadrangle f (plural quadrangles)

1. (geometry) quadrangle

Derived terms

• quadrangulaire

Old French

Etymology

Late Latin quadrangulum.

Noun

quadrangle m (oblique plural quadrangles, nominative singular quadrangles, nominative plural quadrangle)

1. quadrangle (four-sided polygon)

Adjective

quadrangle m (oblique and nominative feminine singular quadrangle)

1. quadrangular (of a polygon, having four sides and four angles)