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Word of the Day Tuesday, June 9, 2026

pentahedron

/pɛntəˈhɛdrən/ noun · British & US
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What does pentahedron mean?

noun

A polyhedron with five faces, each of which is a polygon. In geometry, a pentahedron is a three-dimensional solid object with five flat faces.

Example

"The mathematician studied the properties of a regular pentahedron, fascinated by its symmetrical structure."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for pentahedron

Rhymes with pentahedron

Etymologically related