# hartshorn salt

> English word · Noun

## Definitions
1. A leavening agent consisting of ammonium bicarbonate and ammonium carbamate.

## Etymology
Compound of hartshorn + salt. From the original production method of heating antlers and hooves from certain animals; among others, hart.

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