hartshorn

noun

harts·​horn ˈhärts-ˌhȯrn How to pronounce hartshorn (audio)
: a preparation of ammonia used as smelling salts

Examples of hartshorn in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
When dried, the substance looks like table salt and was initially called the salt of hartshorn — named for the horns of male deer from which it was commonly derived in the 17th century. Michal Ruprecht, NPR, 7 Aug. 2025

Word History

Etymology

from the earlier use of hart's horns as the chief source of ammonia

First Known Use

1685, in the meaning defined above

Time Traveler
The first known use of hartshorn was in 1685

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Cite this Entry

“Hartshorn.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hartshorn. Accessed 21 Aug. 2025.

Medical Definition

hartshorn

noun
harts·​horn ˈhärts-ˌhȯ(ə)rn How to pronounce hartshorn (audio)
: a preparation of ammonia used as smelling salts see spirit of hartshorn
Last Updated: - Updated example sentences
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