mercurous
adjective
mer·cu·rous
(ˌ)mər-ˈkyu̇r-əs 
ˈmər-kyə-rəs
ˈmər-kyə-rəs
: of, relating to, or containing mercury
especially
: containing mercury with a valence of one
Examples of mercurous in a Sentence
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Throughout the 19th century, before industrial safety standards, hatmakers used mercurous nitrate, a form of mercury, to cure the felt used in hats.
—
Avery Hurt, Discover Magazine, 19 Oct. 2022
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Avery Hurt, Discover Magazine, 19 Oct. 2022
Cite this Entry
“Mercurous.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mercurous. Accessed 30 Oct. 2025.
Copy CitationMedical Definition
mercurous
adjective
mer·cu·rous
(ˌ)mər-ˈkyu̇r-əs
ˈmər-kyə-rəs
ˈmər-kyə-rəs
: of, relating to, or containing mercury
especially
: containing mercury with a valence of one
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