Last Updated：2025/11/19

A polygon with four sides. / An area defended by four fortresses supporting each other.

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quadrilateral

Source Word

quadrilateral

IPA(Pronunciation)

A polygon with four sides. / An area defended by four fortresses supporting each other.

Japanese Meaning

四辺形：4つの辺を持つ多角形。 / 互いに支え合う4つの要塞によって防御される区域。

The students measured each side of the quadrilateral to calculate its perimeter.

生徒たちは周囲を計算するために四辺形の各辺を測定した。

Sense（1）

A polygon with four sides.

Sense（2）

An area defended by four fortresses supporting each other.

The Venetian quadrilateral comprised Mantua, Peschiera, Verona, and Legnano.

quadrilaterals

（ plural ）