potassium bromide

noun

Definition of potassium bromide 

: a crystalline salt KBr with a saline taste that is used especially as a sedative and in photography

First Known Use of potassium bromide

1869, in the meaning defined above

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The first known use of potassium bromide was in 1869

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potassium bromide

noun

Medical Definition of potassium bromide 

: a crystalline salt KBr with a saline taste that is used as a sedative and in photography

More from Merriam-Webster on potassium bromide

Britannica.com: Encyclopedia article about potassium bromide

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