# tonoscope

> English word · Noun

## Definitions
1. Any of various devices that make sound visible by displaying vibrations.

## Etymology
From tono- + -scope, coined by Dr. Hans Jenny, who invented the first such device and published research that was based on it.

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