polyhedral angle

noun

, Geometry.

1. a configuration consisting of the lateral faces of a polyhedron around one of its vertices. The portion of a pyramid including one of its points is such a configuration.

polyhedral angle

/ ˌpɒlɪˈhiːdrəl /

noun

1. a geometric configuration formed by the intersection of three or more planes, such as the faces of a polyhedron, that have a common vertex See also solid angle

Word History and Origins

Origin of polyhedral angle¹

First recorded in 1860–65

Example Sentences

Suppose the polyhedral angle were concave, why would the proof not hold?

From Project Gutenberg

The sum of the face angles of any convex polyhedral angle is less than four right angles.

From Project Gutenberg

In all such cases the relation to the polyhedral angle should be made clear.

From Project Gutenberg