# Heesch number

> English word · Noun

## Definitions
1. The maximum number of layers of copies of the same shape that can surround a given shape.

## Etymology
Named after geometer Heinrich Heesch.

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