bipyramid

English

Etymology

From bi- +‎ pyramid.

Noun

bipyramid (plural bipyramids)

1. A dipyramid.
   • 1998, Georgina Ferry, Dorothy Hodgkin: A Life:

     Yet the perfect hexagonal bipyramids still in the test-tube must have had an internal order to produce those shapes.

Translations

dipyramid — see dipyramid