1
as in strict
not allowing for any exceptions or loosening of standards
lost weight only after a cast-iron adherence to his diet
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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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Example Sentences
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Recent Examples of cast-iron
Cook the marinated chicken in a grill pan or large cast-iron skillet over medium-high heat until browned and cooked through, about 8 minutes, flipping halfway through cooking.
—
Shilpa Uskokovic, Bon Appetit Magazine, 3 June 2026
My room had a four-poster bed, a cast-iron stove and a luxuriant bathroom with a set of two freestanding baths and a large farmhouse sink.
—Condé Nast, Condé Nast Traveler, 2 June 2026
The developer and failed Senate candidate bought the Soho cast-iron building in 2011 for just over $26 million.
—Matthew Sedacca, Curbed, 2 June 2026
Best Father’s Day gift for Iron Man is a cast-iron skillet of a different size that is not part of his collection, a trusty instant read thermometer, or silicon pot-handle covers.
—Catharine Kaufman, San Diego Union-Tribune, 29 May 2026
See All Example Sentences for cast-iron
Shilpa Uskokovic, Bon Appetit Magazine, 3 June 2026
My room had a four-poster bed, a cast-iron stove and a luxuriant bathroom with a set of two freestanding baths and a large farmhouse sink.
—Condé Nast, Condé Nast Traveler, 2 June 2026
The developer and failed Senate candidate bought the Soho cast-iron building in 2011 for just over $26 million.
—Matthew Sedacca, Curbed, 2 June 2026
Best Father’s Day gift for Iron Man is a cast-iron skillet of a different size that is not part of his collection, a trusty instant read thermometer, or silicon pot-handle covers.
—Catharine Kaufman, San Diego Union-Tribune, 29 May 2026
See All Example Sentences for cast-iron
Recent Examples of Synonyms for cast-iron
Adjective
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The latest outbreak, driven by the rare Bundibugyo strain, has infected at least 515 people and killed 91, prompting strict limits on public gatherings and enforced social distancing.—
Justin Kabumba,
Los Angeles Times,
8 June 2026
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Before the Gov Ball sound engineers cut his mic out of respect for the park’s strict curfew and noise ordinance, Pretty Flacko had to take time out to reminisce about his own breakout.—
Rob Kenner,
VIBE.com,
8 June 2026
Adjective
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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,
13 June 2026
-
Seek shelter in a sturdy structure until the storm has passed.—
NC Weather Bot,
Charlotte Observer,
12 June 2026
Adjective
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Simplifi meets rigorous security certifications, such as SOC 2, which are part of a comprehensive external audit that assesses the security, confidentiality and privacy of a program’s data.—
Amy DeYoung,
USA Today,
12 June 2026
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Every article is based on rigorous reporting by our team of expert writers and editors with extensive knowledge of financial products.—
Liz Knueven,
CNBC,
12 June 2026
Adjective
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This hardy winter plant family doesn’t like to share.—
Michelle Mastro,
Martha Stewart,
9 June 2026
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Aside from delighting the taste buds of curious tourists and hardy locals alike, lobster contributes more than $1 billion to the state’s economy.—
Arati Menon,
Condé Nast Traveler,
7 June 2026
Adjective
-
Glass may look rigid, but materials can behave differently under different conditions.—
Atharva Gosavi,
Interesting Engineering,
9 June 2026
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The hormonal shifts behind it are real and documented, but the rigid protocols popular online are largely ahead of the evidence.—
Allison Palmer
June 8,
Sacbee.com,
8 June 2026
Adjective
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But despite a strong sporting heritage, Panama struggled to translate their success to the football pitch.—
Elias Burke,
New York Times,
10 June 2026
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Most other Sacramento-area incumbents cruised to strong leads in their legislative races.—
Evelyn Ronan,
Sacbee.com,
10 June 2026
Adjective
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But the run-up under splash hire coach Mauricio Pochettino has been less than encouraging, though a recent 3-2 friendly win over a stout Senegal squad was a positive.—
Greg Cote
June 4,
Miami Herald,
4 June 2026
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The stout, middle-aged man, was due to have cataract surgery in April at the clinic in Catacamas, which sits on the lowest slopes of a bushy hill some four hours east of Tegucigalpa, the country’s capital.—
Stefano Pozzebon,
CNN Money,
3 June 2026
Cite this Entry
“Cast-iron.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/cast-iron. Accessed 13 Jun. 2026.
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