1
: a sealing agent
a radiator sealant
2
: a plastic material applied to parts of teeth with imperfections (such as pits and fissures) to prevent dental decay
Examples of sealant in a Sentence
Recent Examples on the Web
Jernigan likes using a tinted wax sealant at the end for DIY furniture projects to get a gorgeous low-luster matte sheen.
—
Nor'adila Hepburn, Better Homes & Gardens, 10 May 2024
Briogeo Curl Charisma Hydrating Shampoo has ingredients like shea butter for use as a sealant to help hold moisture into your manly locks.
—Amber Smith, Discover Magazine, 3 Apr. 2024
Give it a coat of sealant while the carpets are being steamed.
—Kathryn Weber, Charlotte Observer, 31 Jan. 2024
Investigators will check threads on any fasteners, any possible metal-on-metal contact, the state of any sealant used, and any possible deformations or flaws in material, Homendy said during the interview Monday.
—Jay Blackman, NBC News, 9 Jan. 2024
Hardwood floors: Even diluted vinegar can damage the sealant or finish that protects the wood and adds luster, leaving it looking dull and damaged, Cronin says.
—Stacey Colino, Washington Post, 6 Mar. 2024
Each child was assigned either traditional sealants or SDF, followed by a fluoride varnish.
—Melissa Willets, Parents, 9 Mar. 2024
Two of the cars that derailed had been holding nearly 386,000 pounds of acrylates, strong-smelling, highly irritating chemicals that are used to make paints, coatings, caulks and sealants.
—Brenda Goodman, CNN, 9 Mar. 2024
In many cases can get several additional years of service by coating the insides of these boxes with pruning sealant prior to planting.
—Neil Sperry, Fort Worth Star-Telegram, 26 Jan. 2024
Nor'adila Hepburn, Better Homes & Gardens, 10 May 2024
Briogeo Curl Charisma Hydrating Shampoo has ingredients like shea butter for use as a sealant to help hold moisture into your manly locks.
—Amber Smith, Discover Magazine, 3 Apr. 2024
Give it a coat of sealant while the carpets are being steamed.
—Kathryn Weber, Charlotte Observer, 31 Jan. 2024
Investigators will check threads on any fasteners, any possible metal-on-metal contact, the state of any sealant used, and any possible deformations or flaws in material, Homendy said during the interview Monday.
—Jay Blackman, NBC News, 9 Jan. 2024
Hardwood floors: Even diluted vinegar can damage the sealant or finish that protects the wood and adds luster, leaving it looking dull and damaged, Cronin says.
—Stacey Colino, Washington Post, 6 Mar. 2024
Each child was assigned either traditional sealants or SDF, followed by a fluoride varnish.
—Melissa Willets, Parents, 9 Mar. 2024
Two of the cars that derailed had been holding nearly 386,000 pounds of acrylates, strong-smelling, highly irritating chemicals that are used to make paints, coatings, caulks and sealants.
—Brenda Goodman, CNN, 9 Mar. 2024
In many cases can get several additional years of service by coating the insides of these boxes with pruning sealant prior to planting.
—Neil Sperry, Fort Worth Star-Telegram, 26 Jan. 2024
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'sealant.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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Cite this Entry
“Sealant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sealant. Accessed 15 May. 2024.
Copy CitationMedical Definition
sealant
noun
seal·ant
ˈsē-lənt 
: a plastic material that is applied to parts of teeth (as the occlusal surfaces of molars and premolars) with imperfections (as pits and fissures) usually to prevent dental decay
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