as in noncombustible
incapable of being burned
remember to store valuable papers in a fireproof box
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Recent Examples of fireproof
Was there something special about them—a fireproof roof, say, or a fancy sprinkler system?
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Ingfei Chen, New Yorker, 22 Oct. 2025
Renderings submitted with the application show some cosmetic changes to the townhouse façades, including a stoop removed for ADA compliance, new (seemingly code-compliant) double glass doors, and fireproof concrete siding in lieu of wood.
—Kim Velsey, Curbed, 20 Oct. 2025
Today, thanks to innovations such as the carbon fibre monocoque chassis, the HANS device, the halo cockpit protection, and advanced fireproof suits, fatalities have become exceedingly rare.
—Eleanor Pringle, Fortune, 16 Oct. 2025
Opt for something like these waterproof (and fireproof) document bags or plastic bins designed to keep water out.
—Jillian Dara, Travel + Leisure, 14 Oct. 2025
See All Example Sentences for fireproof
Recent Examples of Synonyms for fireproof
Adjective
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Items mentioned in the ban include noncombustible products which can be chewed, absorbed, dissolved or ingested by other means.—
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Among them: Remove weeds, brush, and other invasive vegetation and debris, and use noncombustible rock mulch around your home in place of standard mulch.—
Adjective
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The Tribune claimed its four-story building constructed of stone, brick and iron at the southeast corner of Dearborn and Madison streets was incombustible.—
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The Chicago Tribune claimed its four-story building constructed of stone, brick and iron at the southeast corner of Dearborn and Madison streets was incombustible.—
Adjective
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The second was to build what amounts to a nonflammable moat around a home to prevent embers from alighting on anything next to a house that could burn and ignite the structure.—
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Keep vehicles off dry grass Properly discard cigarettes or anything flammable (think ashtrays or a nonflammable container, not the ground, and fully snuffed out) The air quality, however, is not dangerous, according to AirNow, which reports the official U.S. air quality.—
Cite this Entry
“Fireproof.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fireproof. Accessed 12 Jan. 2026.
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