as in ardent
having to do with or suggestive of fire
an igneous desert atmosphere igneous events such as volcanic eruptions
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Recent Examples of igneous
Some regions with bad geological luck, however, happen to have more electrically resistive rock (including igneous and metamorphic formations) in the ground.
—
IEEE Spectrum, 24 Apr. 2020
Mafic igneous rock is a material rich in specific minerals that forms when magma cools.
—Kate S. Petersen, USA TODAY, 21 Feb. 2025
The park’s seven-acre boulder field contains piles of large diabase (an igneous rock) stones formed some 175 million years ago that sound like bells when hit with a hammer.
—Emily Matchar, Smithsonian Magazine, 27 Jan. 2025
This magma then pushed through the cracks in the rocks around it, cooling and crystallizing over millions of years to form Spruce Pine’s bounty of pegmatites—igneous rock that’s chock-full of quartz crystals.
—Olatunji Osho-Williams, Smithsonian Magazine, 3 Oct. 2024
See All Example Sentences for igneous
IEEE Spectrum, 24 Apr. 2020
Mafic igneous rock is a material rich in specific minerals that forms when magma cools.
—Kate S. Petersen, USA TODAY, 21 Feb. 2025
The park’s seven-acre boulder field contains piles of large diabase (an igneous rock) stones formed some 175 million years ago that sound like bells when hit with a hammer.
—Emily Matchar, Smithsonian Magazine, 27 Jan. 2025
This magma then pushed through the cracks in the rocks around it, cooling and crystallizing over millions of years to form Spruce Pine’s bounty of pegmatites—igneous rock that’s chock-full of quartz crystals.
—Olatunji Osho-Williams, Smithsonian Magazine, 3 Oct. 2024
See All Example Sentences for igneous
Recent Examples of Synonyms for igneous
Adjective
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Most of the protests have focused on President Donald Trump's policies and Elon Musk's sweeping federal cuts, of which Greene has been an ardent supporter.—
Arick Wierson,
MSNBC Newsweek,
16 Apr. 2025
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The iconic singer was shot and killed in 1995, and this somber milestone was not missed by many of her most ardent supporters.—
Hugh McIntyre,
Forbes.com,
11 Apr. 2025
Adjective
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The core, which is made up of molten iron, generates electrical currents.—
Laura Baisas,
Popular Science,
16 Apr. 2025
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Recent research, however, has proposed a promising answer: the molten Martian core likely generated a magnetic field that only covered the Red Planet’s southern hemisphere.—
Jack Knudson,
Discover Magazine,
16 Apr. 2025
Adjective
-
While in the dugout, the heated veteran pitcher took a spill down the steps to the clubhouse.—
Ryan Gaydos,
FOXNews.com,
28 Apr. 2025
-
Games sometimes get competitive and heated, so a flimsy table is likely to break down or collapse.—
BestReviews,
Chicago Tribune,
28 Apr. 2025
Adjective
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South Florida: While the region is expected to experience another hot and dry day besides a few stray late afternoon showers, there is a 50 percent chance of showers and thunderstorms, mainly between 9 a.m. and 3 p.m. April 29.—
Saman Shafiq,
USA Today,
29 Apr. 2025
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In cities that have an uneven distribution of foliage, neighborhoods featuring more greenery can offer a relative cooling effect, enabling residents to better withstand dangerously hot summers.—
Henna Hundal,
Forbes.com,
28 Apr. 2025
Adjective
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Trippie Redd, one of the genre’s most prominent voices, took to social media on Monday (April 28) to issue a fiery response.—
Preezy Brown,
VIBE.com,
29 Apr. 2025
-
She is replaced by Córdoba's bold, fiery Ana, an aspiring journalist unafraid to speak her mind and an accomplished student who has already been accepted to Columbia on a full ride — so what's holding her back?—
Shania Russell,
EW.com,
28 Apr. 2025
Adjective
-
One idea is that about a million years after the Big Bang, the universe cooled and underwent a phase transition, an event similar to how boiling water turns liquid into gas.—
Yasemin Saplakoglu,
Scientific American,
3 Mar. 2020
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If candy is still stuck on, pour more boiling water over whatever hasn’t come clean.—
Washington Post,
Washington Post,
3 Dec. 2019
Adjective
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Escala Forma Miami’s tropical tropes are all used at once, and to great effect, within this living room by local studio Escala Forma.—
Dan Howarth,
Architectural Digest,
28 Apr. 2025
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For travelers who love exploring the world of tropical drinks, visits to these artisanal, family-run, operations often lead to fascinating, educational tasting experiences.—
Ben Davidson,
Mercury News,
28 Apr. 2025
Adjective
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Pritzker — who was rumored to be on the shortlist to be former Vice President Kamala Harris’s running mate last year — issued a searing rebuke of the Trump administration, in his address.—
Sarah Fortinsky,
The Hill,
28 Apr. 2025
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Her viral speech in Minneapolis in 2020 remains one of the most searing indictments of state violence in recent memory.—
Sughnen Yongo,
Forbes.com,
10 Apr. 2025
Cite this Entry
“Igneous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/igneous. Accessed 3 May. 2025.
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