dispersant
noun
dis·per·sant
di-ˈspər-sənt 
: a dispersing agent
especially
: a substance for promoting the formation and stabilization of a dispersion of one substance in another
dispersant
adjective
Examples of dispersant in a Sentence
Recent Examples on the Web
The Deepwater Horizon oil spill, which began in April 2010, resulted in the release of more than 100 million gallons of petroleum and more than one million gallons of oil dispersant into the Gulf of Mexico, polluting important Kemp’s ridley habitat.
—
Smithsonian Magazine, 7 Mar. 2025
Clean-up crews skimmed the water’s surface and sprayed Corexit dispersants, but oil still coats the floor of the salt marshes.
—Hazlitt, 15 Sep. 2022
In addition, officials used 1.8 million gallons of the chemical dispersant Corexit to break up the oil.
—Linda Marsa, Discover Magazine, 30 Sep. 2015
See All Example Sentences for dispersant
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Smithsonian Magazine, 7 Mar. 2025
Clean-up crews skimmed the water’s surface and sprayed Corexit dispersants, but oil still coats the floor of the salt marshes.
—Hazlitt, 15 Sep. 2022
In addition, officials used 1.8 million gallons of the chemical dispersant Corexit to break up the oil.
—Linda Marsa, Discover Magazine, 30 Sep. 2015
See All Example Sentences for dispersant
Cite this Entry
“Dispersant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dispersant. Accessed 17 Sep. 2025.
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