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Definition 2024
bifrustum
bifrustum
English
![](http://llc12.www.definify.com/images_main/Dual_elongated_square_dipyramid.png)
A square bifrustum
Noun
bifrustum (plural bifrusta or bifrustums)
- A polyhedron constructed from two congruent frusta combined across a plane of symmetry, or equivalently from a bipyramid with the two polar vertices truncated.