quadrilateral

From Wiktionary
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Pronunciation[change]

  • IPA: /ˌkwɒd.rəˈlæt.ər.əl/
  • enPR: kwäd'-rə-lăt′-ər-əl
  • (file)
  • (file)

Noun[change]

Singular
quadrilateral

Plural
quadrilaterals

  1. (countable) A quadrilateral is a geometric shape having four sides.
    A rectangle is a quadrilateral.