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quadrilateral

Line breaks: quad¦ri|lat¦eral
Pronunciation: /ˌkwɒdrɪˈlat(ə)r(ə)l
 
/

Definition of quadrilateral in English:

noun

A four-sided figure.
Example sentences
  • Cut an 8x8 chessboard into two triangles and two quadrilaterals.
  • The students were also not aware of relationships among quadrilaterals, such as whether all squares are rectangles or vice versa.
  • The terrain I generated had a total of over 570000 quadrilaterals.

adjective

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Having four straight sides.
Example sentences
  • The bilobate living area has quadrilateral contours and is partly flanked by some horizontal logs and a vertical slab.
  • Techniques were developed that guaranteed all quadrilateral surfaces were planar.
  • It turns out there are many different pairs of quadrilateral shapes that form a nonperiodic tiling pattern.

Origin

mid 17th century: from late Latin quadrilaterus (from Latin quadri- 'four' + latus, later- 'side') + -al.

Definition of quadrilateral in:

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