ferric chloride


Definition of ferric chloride

: a deliquescent dark salt FeCl3 that readily hydrates to the yellow-orange form and that is used especially for etching, in sewage treatment, and as an astringent

First Known Use of ferric chloride

1835, in the meaning defined above

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The first known use of ferric chloride was in 1835

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Cite this Entry

“Ferric chloride.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ferric%20chloride. Accessed 20 Oct. 2020.

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ferric chloride


Medical Definition of ferric chloride

: a deliquescent salt FeCl3 that is used chiefly as an oxidizing agent, as a catalyst, as an etching agent in photoengraving, as a coagulant in treating industrial wastes, and in medicine in a water solution or tincture usually as an astringent or styptic

More from Merriam-Webster on ferric chloride

Britannica.com: Encyclopedia article about ferric chloride

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