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
Olivine is a mineral primarily found in igneous rocks (rocks created through the solidification and crystallization of molten rock) that are rich in magnesium and iron.
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Lydia Mansel,
Travel + Leisure,
26 Dec. 2025
That's starkly different from how REEs are typically found on Earth, concentrating in small quantities as compounds in certain types of igneous rocks as magma cools.
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Abhimanyu Ghoshal,
New Atlas,
24 Nov. 2025
Today’s rich variety of igneous rocks forms thanks to complex processes, including remelting, adsorption, and exchange of chemical elements, happening in Earth’s crust and driven by plate tectonics.
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David Bressan,
Forbes.com,
16 Sep. 2025
In its own storied past, Earth experienced prolonged eruptions of lava in single regions, known as large igneous provinces (LIPs), that lasted for hundreds of thousands and perhaps millions of years.
—
Quanta Magazine,
15 Sep. 2025
See All Example Sentences for igneous
Lydia Mansel,
Travel + Leisure,
26 Dec. 2025
That's starkly different from how REEs are typically found on Earth, concentrating in small quantities as compounds in certain types of igneous rocks as magma cools.
—
Abhimanyu Ghoshal,
New Atlas,
24 Nov. 2025
Today’s rich variety of igneous rocks forms thanks to complex processes, including remelting, adsorption, and exchange of chemical elements, happening in Earth’s crust and driven by plate tectonics.
—
David Bressan,
Forbes.com,
16 Sep. 2025
In its own storied past, Earth experienced prolonged eruptions of lava in single regions, known as large igneous provinces (LIPs), that lasted for hundreds of thousands and perhaps millions of years.
—
Quanta Magazine,
15 Sep. 2025
See All Example Sentences for igneous
Recent Examples of Synonyms for igneous
Adjective
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The Tartan Army -- the name of the most ardent group of Scotland fans -- made its way to the southernmost metropolitan area in the continental United States, as the entire city of Miami welcomed them with open arms.
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The ardent instrumental and violent rhymes beg to be put on repeat.
Adjective
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The rhythm section is downright molten, an understated, earthy sway beneath Davis’ soaring melodies.
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Ready in just 30 minutes, this skillet cookie stars a molten center and crispy edges thanks to being baked a cast-iron skillet.
Adjective
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The primary suite delivers dual spa baths, heated floors, custom closets, and a private balcony, while floor-to-ceiling glass windows, expansive terraces, and canyon and city views create a seamless indoor-outdoor experience.
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Patrick Clancy Go Fund Me There were some heated moments in the hearing, as lawyers sparred over whether Lindsay Clancy's parents and sister should be allowed in the courtroom before they're called to testify.
Adjective
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That’s why everything looks different in a cold pool versus a hot shower.
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Either way, El Niño is likely to remain a hot topic throughout 2026.
Adjective
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Pelley had a very fiery clash with 60 Minutes’ new executive producer, Nick Bilton, in an internal network town hall on June 1 that went public.
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The map introduces the armored Oni, which swings a spiked kanabō, plus Scorched Zombies and fiery Hellhounds tied to its lava-field hazards.
Adjective
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Winds gusts to tropical-storm force are possible along the Louisiana coast tonight.
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The wine is balanced and intriguing with tropical fruit notes, spice and vanilla.
Adjective
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More humane methods of killing lobsters pre-boiling include a sharp knife through the head, electrical stunning, or freezing.
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Agrawal and her team studied ionic liquids — salts that are liquid at sub-boiling temperatures (below 212 degrees Fahrenheit, or 100 degrees Celsius) — as a potential hospitable environment for life.
Adjective
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That has given players an opportunity to rest and recover ahead of the next fixture, but some of those games have taken place in searing heat, which will have had its effect on players, especially if they are not used to playing in that climate.
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But the street parties also come after months of scrutiny as FIFA has faced searing criticism across the globe for soaring World Cup ticket prices.
Cite this Entry
“Igneous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/igneous. Accessed 26 Jun. 2026.
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