A mathematical or geometric term describing something involving two plane surfaces or faces, also called 'dihedral.'
From Greek 'di-' (two) and 'hedra' (face, side), referring to a shape with two faces. This is an alternate spelling of the more common 'dihedral.'
A diedral angle is what you see where two walls meet in a corner—and understanding these angles is crucial for everything from architecture to airplane wing design.
Complete word intelligence in one call. Free tier — 50 lookups/day.