hartshorn

noun
harts·​horn | \ˈhärts-ˌhȯrn \

Definition of hartshorn 

: a preparation of ammonia used as smelling salts

First Known Use of hartshorn

1685, in the meaning defined above

History and Etymology for hartshorn

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

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The first known use of hartshorn was in 1685

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hartshorn

noun
harts·​horn | \ˈhärts-ˌhȯ(ə)rn \

Medical Definition of hartshorn 

: a preparation of ammonia used as smelling salts — see spirit of hartshorn

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