Meaning of the word quadrilateral in English

What does quadrilateral mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

quadrilateral

US /ˌkwɑː.drəˈlæt̬.ɚ.əl/
UK /ˌkwɑː.drəˈlæt̬.ɚ.əl/

Noun

1.

a flat shape with four straight sides:

Example:
Squares and rectangles are quadrilaterals.
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