triangular
🇺🇸
/traɪˈæŋɡjələr/
🇬🇧
/traɪˈæŋɡjələ(r)/
shaped like a triangle
The roof has a triangular shape with three sides.
屋根は三角形で、三辺あります。
involving three people or groups
The election became a triangular contest between three candidates.
選挙は三人の候補者間の三つ巴の争いとなりました。