Quadrilateral Definition

kwŏdrə-lătər-əl
noun
A plane figure having four sides and four angles.
Webster's New World
A four-sided area.
Webster's New World
Synonyms:
adjective
Four-sided.
Webster's New World
Having four sides.
Wiktionary
Synonyms:
  • four-sided

Other Word Forms of Quadrilateral

Noun

Singular:
quadrilateral
Plural:
quadrilaterals

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quadrilateral