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polyhedral angle

American  

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 British  
/ 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

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of polyhedral angle

First recorded in 1860–65

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

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

From The Teaching of Geometry by Smith, David Eugene

Is this not absurd, when the same child can come home from school and talk glibly of a parallelepipedon, a rhombus, rhomboid, polyhedral angle, archipelago, law of primogeniture, the binomial theorem, and of a dicotyledon!

From The Warriors by Lindsay, Anna Robertson Brown

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

From The Teaching of Geometry by Smith, David Eugene

At this point the polyhedral angle is introduced.

From The Teaching of Geometry by Smith, David Eugene

Students have more difficulty in grasping the meaning of the size of a polyhedral angle than is the case with dihedral and plane angles.

From The Teaching of Geometry by Smith, David Eugene