IGNEOUS Synonyms: 77 Similar and Opposite Words

igneous

adjective

Definition of igneous

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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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of igneous Formed from the uplift of igneous and metamorphic rock and carved by the Colorado River through erosion, the Grand Canyon remains one of America's natural treasures. — Michael Salerno, AZCentral.com, 8 May 2026 These curious metallic lumps, sometimes stratified like igneous rock can provide clear ideas of what the final produce may be like. — David Phelan, Forbes.com, 29 Apr. 2026 Within the samples was anorthosite, a type of igneous rock. — Jackie Wattles, CNN Money, 6 Apr. 2026 The black expanse of thin, dense and relatively young basalt from those centers stands in stark contrast to thicker, more buoyant continental crust, which is primarily granite but contains the full gamut of sedimentary, metamorphic, and igneous rocks and can be billions of years old. — Evan Howell, Scientific American, 4 Feb. 2026 See All Example Sentences for igneous

Recent Examples of Synonyms for igneous

Adjective

The second the on-stage conversation concluded, a wave of ardent fans rushed to greet them in person.

— Kambole Campbell, Variety, 7 July 2026
Warren and Sanders have been two of Platner's most ardent and high-profile supporters in Congress.

— Terry Collins, USA Today, 7 July 2026

Definition of ardent

Adjective

Corrosion Highways When compared to conventional fission reactors, molten salt reactors run much hotter.

— Ameya Paleja, Interesting Engineering, 14 July 2026
Scientists have long theorized about how once-molten lava cooled and formed the massive columns that make up the geologic wonder.

— ABC News, ABC News, 13 July 2026

Definition of molten

Adjective

During one heated exchange last year, immigration agents who did not want to be captured on body camera footage refused to invite FBI agents along for an arrest operation, one of the sources said.

— Holmes Lybrand, CNN Money, 14 July 2026
The works are scheduled to go on display in Europe, and the trove’s impending departure has ignited one of Mexico’s most heated cultural controversies in recent memory.

— Los Angeles Times, Los Angeles Times, 14 July 2026

Definition of heated

Adjective

Arguably, no program was as hot in June at picking up portal commitments, with Miami currently standing at 12 commits.

— Barry Jackson, Miami Herald, 17 July 2026
Be vigilant about never leaving young children and pets in vehicles without supervision, especially during periods of intense heat, as car interiors can quickly become extremely hot.

— CA Weather Bot, Sacbee.com, 16 July 2026

Definition of hot

Adjective

The actress and comedian, 46, turned up the heat in a fiery red dress at the 2026 ESPYS.

— Jaclyn Hendricks, PEOPLE, 16 July 2026
The satellites would only survive about 20 minutes before ultimately plunging to their fiery doom reentering Earth’s atmosphere.

— Lee Billings & Claire Cameron, Scientific American, 16 July 2026

Definition of fiery

Adjective

While Greenland topped the overall rankings, accommodations were significantly more expensive in some tropical destinations.

— Lauren Dana Ellman, Travel + Leisure, 15 July 2026
Some top flavor combos mentioned in videos on social media include mango popsicles with strawberry roll-ups, lime popsicles with strawberry roll-ups, and watermelon popsicles with tropical fruit roll-ups.

— Claire Hoppe Norgaard, Better Homes & Gardens, 15 July 2026

Definition of tropical

Adjective

More humane methods of killing lobsters pre-boiling include a sharp knife through the head, electrical stunning, or freezing.

— semafor.com, semafor.com, 29 Dec. 2025
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.

— Stefanie Waldek, Space.com, 13 Aug. 2025

Definition of boiling

Adjective

Severe droughts and searing heat across vast swathes of southern Europe destroyed large parts of the olive oil harvest, culminating in a dizzying price rally that shocked industry veterans and consumers alike.

— Sam Meredith, CNBC, 17 July 2026
Set in the immigrant neighborhoods of 1950s Brooklyn, Miller’s searing tragedy explores the tensions between devotion and desire, justice and loyalty, and the promise and pressures of the American Dream.

— Anthony D'Alessandro, Deadline, 14 July 2026

Definition of searing

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ifs

igneous

ignes fatui

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“Igneous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/igneous. Accessed 17 Jul. 2026.

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Synonyms of igneous

adjective

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