Definition of formalin
: a clear aqueous solution of formaldehyde and methanol used especially as a preservative
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Recent Examples of formalin from the Web
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At room temperature, formaldehyde is a gas, but when used in a 37% solution with water, it is known as formalin, explained Nikolas P. Lemos, chairman of the toxicology section of the American Academy of Forensic Sciences.
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The other is fixed in formalin solution to halt posthumous decay, then refrigerated to stay fresh before McKee and her team conduct their examination.
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Following her operation, a nurse mistakenly gave Fedyaeva a solution containing formalin.
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Collectors injected the specimen with formalin (a solution of formaldehyde) for preservation, and shipped it from east Africa to the U.S.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'formalin.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of formalin
Formalin, a trademark
Medical Dictionary
medical Definition of formalin
: a clear aqueous solution of formaldehyde containing a small amount of methanol
Seen and Heard
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