What does "bifrustum" mean?

A polyhedron constructed from two congruent frusta combined across a plane of symmetry, or equivalently from a bipyramid with the two polar vertices truncated.

Bifrustum

noun

noun ·Rare ·Advanced level

Definitions

Noun

1
A polyhedron constructed from two congruent frusta combined across a plane of symmetry, or equivalently from a bipyramid with the two polar vertices truncated.

Etymology

From bi- + frustum.

Related phrases

plane of symmetry

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