# Definition:Inscribe/Sphere in Polyhedron

< Definition:Inscribe(Redirected from Definition:Sphere Inscribed in Polyhedron)

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## Definition

A sphere is **inscribed in** a polyhedron when it is tangent to each of the faces of that polyhedron.

## Also known as

The more archaic language **inscribed within** is often seen.

## Also see

Note that such a polyhedron can also be described as being circumscribed around the sphere.