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 first documentary, in fact, earned a 99% audience score on Rotten Tomatoes, driven largely by her most ardent followers.

— Blanche Marcel, Vanity Fair, 6 Aug. 2026
Helsinki and Jyväskylä provide the clearest and most manageable introduction for all but the most ardent students of architecture.

— David Nikel, Forbes.com, 2 Aug. 2026

Definition of ardent

Adjective

These materials are turned into homogeneous molten glass at temperatures exceeding 1,500°C (2,700°F).

— Mrigakshi Dixit, Interesting Engineering, 11 Aug. 2026
Scientists found them by dissolving away the mud and counting microscopic glass shards, remnants of the molten magma the eruption atomized into ultra-fine and rapidly cooling dust.

— Jacek Krywko, ArsTechnica, 9 Aug. 2026

Definition of molten

Adjective

Leisure facilities include a heated rooftop pool with city views, a 16,000-square-foot fitness center, and F45 Training Center.

— Condé Nast, Condé Nast Traveler, 12 Aug. 2026
Fighting games are a cross-cultural nexus that spark heated rivalries but ultimately forge lasting connections.

— Jordan Minor, PC Magazine, 11 Aug. 2026

Definition of heated

Adjective

Hundreds of firefighters are working long shifts to slow the Spokane Complex Fire ahead of hotter and drier conditions this weekend.

— Morgan Chesky, NBC news, 6 Aug. 2026
Those works appear particularly timely, as parts of Europe continue to bear the brunt of one of its hottest summers on record, forcing some museums and monuments to partially or entirely close.

— Devorah Lauter, ARTnews.com, 6 Aug. 2026

Definition of hot

Adjective

One person was killed in a fiery three-vehicle crash involving a semi-truck on Wednesday in far northwest suburban Genoa Township.

— Todd Feurer, CBS News, 6 Aug. 2026
Embattled Central Florida Congressman Cory Mills faced off in a fiery primary debate with three fellow Republicans Wednesday evening, in which the political issues were largely overshadowed by his many controversies.

— Silas Morgan, The Orlando Sentinel, 6 Aug. 2026

Definition of fiery

Adjective

However, things look very quiet for at least the next week or 10 days, and there is no evidence of a bunch of menacing tropical waves starting to emerge off the coast of Africa.

— Eric Berger, ArsTechnica, 5 Aug. 2026
Cocobolo rosewood, Dalbergia retusa, is particularly favored for carving ceremonial staffs used in traditional medicine and commercial art depicting tropical plants and animals.

— Chenier Carpio Opua, The Conversation, 5 Aug. 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

Arguably the highest-profile contract cancellation for Flock came when the Los Angeles Police Department decided to non-renew its years-long contract with the company, a decision motivated by a searing internal audit of the company’s technology.

— Joe Wilkins, Futurism, 6 Aug. 2026
The searing new memoir, ‘The Wound Is Where the Light Enters,’ details Young’s journey from a mandatory life sentence to freedom through self-education and an extraordinary legal fight.

— Julia M. Klein, Los Angeles Times, 3 Aug. 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 12 Aug. 2026.

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Synonyms of igneous

adjective

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