quadrangle

From Old French quadrangle, from Late Latin quadrangulum.

• (US) enPR: kwŏdʹrăng'gl, IPA^(key): /ˈkwɒdˌɹæŋ.ɡəl/

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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.

   Synonym: (informal) quad

   • 1959, John Knowles, chapter 7, in A Separate Peace:

     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, chapter 13, in A Separate Peace:

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

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

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

Inherited from Old French quadrangle, from Late Latin quadrangulum.

• IPA^(key): /kwa.dʁɑ̃ɡl/, /ka.dʁɑ̃ɡl/

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quadrangle f (plural quadrangles)

1. (geometry) quadrangle

• quadrangulaire

• “quadrangle”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.

Late Latin quadrangulum.

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

1. quadrangle (four-sided polygon)

quadrangle m (oblique and nominative feminine singular quadrangle)

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