# triangular hebesphenorotunda

> English word · Noun

## Definitions
1. A polyhedron, one of the Johnson solids, whose faces are composed of 13 triangles, 3 squares, 3 pentagons, and 1 hexagon.

## Etymology
From triangular + hebe- + spheno- + rotunda. Coined by Norman W. Johnson in 1969.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/triangular-hebesphenorotunda