as in combustible
capable of catching or being set on fire
avoid wearing loose flammable clothing when using the blowtorch
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Recent Examples of flammable
The parents were accused of spreading a highly flammable cleaning fluid around the house — and on their children’s pajamas — and then intentionally setting the home on fire.
—
Shelly Bradbury, Denver Post, 13 May 2026
Think of a standard lithium-ion battery as a sponge soaked in a flammable liquid – that liquid is the electrolyte, the medium that lets ions travel between the two electrodes during charging and discharging.
—Omar Kardoudi
may 08, New Atlas, 8 May 2026
Their job is to create a fire line, clearing a narrow strip of land down to soil and removing flammable vegetation to help slow or stop the fire's spread.
—Kenny Choi, CBS News, 8 May 2026
Range hoods and kitchen exhaust filters Grease that builds up inside range hoods and metal exhaust filters is highly flammable.
—Lauren Jarvis-Gibson, Charlotte Observer, 8 May 2026
See All Example Sentences for flammable
Shelly Bradbury, Denver Post, 13 May 2026
Think of a standard lithium-ion battery as a sponge soaked in a flammable liquid – that liquid is the electrolyte, the medium that lets ions travel between the two electrodes during charging and discharging.
—Omar Kardoudi
may 08, New Atlas, 8 May 2026
Their job is to create a fire line, clearing a narrow strip of land down to soil and removing flammable vegetation to help slow or stop the fire's spread.
—Kenny Choi, CBS News, 8 May 2026
Range hoods and kitchen exhaust filters Grease that builds up inside range hoods and metal exhaust filters is highly flammable.
—Lauren Jarvis-Gibson, Charlotte Observer, 8 May 2026
See All Example Sentences for flammable
Recent Examples of Synonyms for flammable
Adjective
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Longoria’s approach to the wild fervour that continually swirls around the Velodrome was to try to harness it by hiring comparably combustible coaches like Jorge Sampaoli, Igor Tudor, Gennaro Gattuso and De Zerbi.—
Tom Williams,
New York Times,
17 May 2026
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The song, performed by violinist Linda Lampenius and vocalist Pete Parkkonen, featured a potentially combustible mix of open flames and a flowing dress.—
Andrew Jones,
NBC news,
16 May 2026
Adjective
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As his mobility declines, he’s been unable to extend plays to attack downfield and has appeared unwilling to take some of the contact necessary to create explosive plays.—
Mike DeFabo,
New York Times,
17 May 2026
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The result was Nemesis, an explosive cat and mouse game between a cop and robber.—
Derek Lawrence,
HollywoodReporter,
17 May 2026
Adjective
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Many works of Georges Méliès are even believed to have been burned as the original negatives, as the nitrate film stock is incredibly fragile and inflammable.—
Munis Raza,
Interesting Engineering,
9 Mar. 2026
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Flammable and inflammable mean the same thing.—
Boston Herald editorial staff,
Boston Herald,
10 Feb. 2026
Cite this Entry
“Flammable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/flammable. Accessed 20 May. 2026.
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