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
Electrolytes that transport electrons can decompose into flammable gases and puff up your battery into a spicy little pillow, for example.
—
ArsTechnica, 11 July 2025
At the corner, the man is seen dragging the animal into the street, pouring a flammable liquid on it, and setting it on fire before running off.
—Thomas Tracy, New York Daily News, 26 July 2025
Nonnative grasses can be extremely flammable and spread quickly, increasing the risk and intensity of a wildfire.
—John Leos, AZCentral.com, 15 July 2025
Instead, make sure that the space is wide open, far away from anything that may be flammable.
—Bruce Y. Lee, Forbes.com, 4 July 2025
See All Example Sentences for flammable
ArsTechnica, 11 July 2025
At the corner, the man is seen dragging the animal into the street, pouring a flammable liquid on it, and setting it on fire before running off.
—Thomas Tracy, New York Daily News, 26 July 2025
Nonnative grasses can be extremely flammable and spread quickly, increasing the risk and intensity of a wildfire.
—John Leos, AZCentral.com, 15 July 2025
Instead, make sure that the space is wide open, far away from anything that may be flammable.
—Bruce Y. Lee, Forbes.com, 4 July 2025
See All Example Sentences for flammable
Recent Examples of Synonyms for flammable
Adjective
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In an increasingly competitive and combustible world, and with an economically fragile and politically polarized domestic environment, the United States cannot afford being caught by surprise.—
MATAN CHOREV,
Foreign Affairs,
22 July 2025
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An employee at a Pyro Spectaculars, Inc. warehouse tripped and dropped a combustible shell.—
Calista Oetama
July 3,
Sacbee.com,
3 July 2025
Adjective
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The discovery suggests that if such explosive events are commonplace in young star systems, newborn stars and any planets that form around them may exist in environments far more chaotic and intense than previously thought, according to a new study.—
Sharmila Kuthunur,
Space.com,
15 Aug. 2025
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This type of explosive strengthening is happening more frequently as planet-warming pollution tips the scales toward hotter oceans that fuel powerful storms.—
Briana Waxman,
CNN Money,
15 Aug. 2025
Adjective
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And all this against an inflammable backdrop of geopolitical crises including but not limited to the Israel-Hamas war and Russia's invasion of Ukraine.—
John Leicester,
Quartz,
15 Apr. 2024
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Heat also stresses old electrical systems — insulation breaks down; lubricants in relays dry out — and a not-insignificant amount of the subway’s electrical wiring dates to the 1920s and 1930s, some of it cloth-covered, inflammable, and pervious to water.—
Curbed,
Curbed,
28 July 2023
Cite this Entry
“Flammable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/flammable. Accessed 20 Aug. 2025.
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