1
as in strict
not allowing for any exceptions or loosening of standards
lost weight only after a cast-iron adherence to his diet
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in sturdy
able to withstand hardship, strain, or exposure
he has a cast-iron faith in his innate ability to overcome any adversity that life might throw against him
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of cast-iron
While the goal remains the same — pour cement into the old cast-iron pipe that stretches 1,000 feet underground to the well — the method of getting into the pipe has changed.
—
Erika I. Ritchie, Oc Register, 23 Dec. 2025
Inside, there’s an austere bedstead, ladder-back chairs, a cast-iron stove, and a wooden pegboard running along the walls—all sourced from a village near Albany.
—Michael Schulman, New Yorker, 22 Dec. 2025
Utilities director Mark Vukovich said crews need to install a much larger drill bit after the previous one failed to penetrate the cast-iron pipe.
—Michele Gile, CBS News, 19 Dec. 2025
While all cast-iron pans will improve their seasoning over time with use, the Victoria model has a slight advantage over the other budget options.
—Jesse Raub, Bon Appetit Magazine, 18 Dec. 2025
See All Example Sentences for cast-iron
Erika I. Ritchie, Oc Register, 23 Dec. 2025
Inside, there’s an austere bedstead, ladder-back chairs, a cast-iron stove, and a wooden pegboard running along the walls—all sourced from a village near Albany.
—Michael Schulman, New Yorker, 22 Dec. 2025
Utilities director Mark Vukovich said crews need to install a much larger drill bit after the previous one failed to penetrate the cast-iron pipe.
—Michele Gile, CBS News, 19 Dec. 2025
While all cast-iron pans will improve their seasoning over time with use, the Victoria model has a slight advantage over the other budget options.
—Jesse Raub, Bon Appetit Magazine, 18 Dec. 2025
See All Example Sentences for cast-iron
Recent Examples of Synonyms for cast-iron
Adjective
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Capping those rates could backfire, resulting in significantly stricter lending standards and making credit unavailable to lower-income people or those with lower credit scores.—
Luciana Lopez,
CNN Money,
10 Jan. 2026
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Per his release, the rapper must follow strict guidelines for the next five years, such as no alcohol, drug testing, and federal supervision when opening bank accounts.—
Alejandra Gularte,
Vulture,
9 Jan. 2026
Adjective
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With sturdy construction, ample shelf space, and glass doors, china cabinets are excellent for storing and displaying delicate china sets, trinkets, decorative plates, heirloom decor, and more.—
Alicia Geigel,
Southern Living,
7 Jan. 2026
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Be sure to cover your head and neck with your arms, and crawl under a sturdy table if possible.—
CA Earthquake Bot,
Sacbee.com,
7 Jan. 2026
Adjective
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Every credit card review is based on rigorous reporting by our team of expert writers and editors.—
Harlan Vaughn,
CNBC,
8 Nov. 2025
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The Encinitas Green Business Network provides a rigorous framework for local organizations to reduce their environmental footprint through actionable, practical, and high-impact improvements.—
News Release,
San Diego Union-Tribune,
8 Nov. 2025
Adjective
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Gardenia x daruma is an obscure dwarf hybrid that is hardy down to 20 degrees and, planted on its own, grows no more than three feet tall with small flowers and leaves.—
Joshua Siskin,
Oc Register,
9 Jan. 2026
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For nearly a decade, each of my winters has brought at least one trip to a mountain hut for a weekend with a hardy group of friends.—
The Denver Post,
Denver Post,
7 Jan. 2026
Adjective
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No one is being ordered to give up bread, meat or the occasional indulgence, just as no one should treat a diagram as a rigid prescription.—
The Editorial Board,
Chicago Tribune,
9 Jan. 2026
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Their analyses relied on rigid formulas that ignore the dynamics of companies driven by invention, rapid scaling, and exponential growth.—
Shane Goodwin,
Fortune,
8 Jan. 2026
Adjective
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Also at tight end, Jackson Verdugo, who had a strong freshman season, is due back, and FIU signed incoming freshmen Davis Brown and Ayden Passley.—
Walter Villa,
Miami Herald,
11 Jan. 2026
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Nicole says Hannah did get better and stronger — strong enough that Hannah's neurologist told her the whole story.—
CBS News,
CBS News,
11 Jan. 2026
Adjective
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To ensure seedlings develop stout and sturdy stems, keep your grow lights on for about 14 to 16 hours per day and position the lights about 2 to 4 inches above the seed trays or seedling leaves.—
Lauren Landers,
Better Homes & Gardens,
5 Jan. 2026
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This matchup will come down to how well Philadelphia’s stout defense plays against one of the better offensive units in the league.—
Andrew Greif,
NBC news,
5 Jan. 2026
Cite this Entry
“Cast-iron.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/cast-iron. Accessed 12 Jan. 2026.
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