# siebenbein

> English word · Noun

## Definitions
1. Synonym of heptad.

## Etymology
Equivalent to German sieben (“seven”) + Beine (“legs”).

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