as in blocking
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Recent Examples of retardant
In a Tuesday evening briefing, officials said more than 287,000 gallons of retardant and more than a million gallons of water had been dropped on the fire.
—
The Press Democrat, Mercury News, 27 Aug. 2025
Crews worked to suppress the fire and keep it within a retardant line that was dropped on the first day.
—Wren Smetana, AZCentral.com, 17 Aug. 2025
Supported by air resources that dropped retardant on the flames, firefighters strengthened lines around Colorado 13 and County Road 5.
—John Aguilar, Denver Post, 12 Aug. 2025
Two single-engine air tankers based in Mesquite delivered fire retardant to assist with initial suppression efforts before dark, according to the report.
—Alexandra Koch, FOXNews.com, 11 July 2025
See All Example Sentences for retardant
Cite this Entry
“Retardant.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/retardant. Accessed 14 Jan. 2026.
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