Pentahedron

//ˌpɛntaˈhiːdɹən// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A polyhedron with five faces.

    "Their tent was too small for them to stand, a long but low pentahedron, in shape like the triangular glass prism Saeed used to have as a child, with which he would refract sunlight into little rainbows."

  2. 2
    any polyhedron having five plane faces wordnet

Example

More examples

"Their tent was too small for them to stand, a long but low pentahedron, in shape like the triangular glass prism Saeed used to have as a child, with which he would refract sunlight into little rainbows."

Etymology

From penta- + -hedron.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.