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 /ˌkwɒd.rɪˈlæt.ər.əl/
"quadrilateral" picture

Noun

a flat shape with four straight sides

Example:
A square is a type of quadrilateral with four equal sides.
The teacher asked us to calculate the area of the quadrilateral.

Adjective

having four sides

Example:
The courtyard has a quadrilateral shape.
The quadrilateral agreement involved four different nations.