dispersant

noun
dis·​per·​sant | \di-ˈspər-sənt \

Definition of dispersant 

: a dispersing agent especially : a substance for promoting the formation and stabilization of a dispersion of one substance in another

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Other Words from dispersant

dispersant adjective

Examples of dispersant in a Sentence

Recent Examples on the Web

To break down the oil faster, 700,000 gallons of a chemical dispersant were injected right above the wellhead. Joanna Klein, New York Times, "This Coral Must Die," 25 June 2018 The simulation found that the dispersants would not have achieved even minimum effectiveness. Tristan Baurick, NOLA.com, "Sunlight weakens chemical dispersants used to cleanup oil spills, research shows," 25 Apr. 2018 Four years later came the Deepwater Horizon oil rig disaster and BP’s decision to throw 1.84 million gallons of the commercial dispersant Corexit at the spill. Christina Procopiou, Newsweek, "Cactus Guts Could Rid Water of Toxins," 13 Mar. 2016 The dispersant used on the oil increased its toxicity. Charles P. Pierce, Esquire, "Lessons, Unlearned," 12 Mar. 2018 Too much of a specific dispersant could affect catalyst performance and reduce fuel economy. Timothy Dahl, Popular Mechanics, "How To Pick The Right Motor Oil For Your Car," 18 Jan. 2018 The whale has already suffered through the Deepwater Horizon oil disaster and the spraying of potentially toxic oil dispersants. Tristan Baurick, NOLA.com, "Oil drilling, New Orleans mayor's race and a deep-diving whale in this week's coastal news roundup," 27 Oct. 2017 That Corexit would be the first line of dispersant defense in the Gulf makes sense. Brandon Keim, WIRED, "Better Oil Dispersant Tests Delayed in Gulf," 7 May 2010 Each formulation has 10 to 12 ingredients, like binders and a dispersant that can interact with each other. Interview By Patricia R. Olsen, New York Times, "The Paint Formulator: More Than Mixing Colors," 29 Dec. 2016

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'dispersant.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of dispersant

1941, in the meaning defined above

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Time Traveler for dispersant

The first known use of dispersant was in 1941

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