# Tobias acid

> English word · Noun

## Definitions
1. 2-amino-1-naphthalenesulfonic acid.

## Etymology
Named after the German chemist Georg Tobias.

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