稜りょう角かく

noun

corner; sharp corner

Refers to a physical corner or edge, especially a sharp or angular one. Often used in descriptions of objects, shapes, or architectural features.

• この机つくえの稜りょう角かくは鋭するどいので、気きをつけてください。

  The corners of this desk are sharp, so please be careful.

noun

dihedral angle

Mathematical term for the angle between two intersecting planes. Used in geometry and crystallography.

• 二ふたつの平へい面めんが交まじわるときにできる稜りょう角かくを計けい算さんする。

  Calculate the dihedral angle formed when two planes intersect.