# Hammett acidity function

> English word · Noun

## Definitions
1. A measure of acidity used for very concentrated solutions of strong acids, including superacids.

## Etymology
Proposed by the physical organic chemist Louis Plack Hammett.

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