# Tilly bone

> English word · Noun

## Definitions
1. A fish vertebra with hyperostosis.

## Etymology
Named after German-American paleontologist Tilly Edinger.

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