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
Relevance
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
Synonyms & Similar Words
Antonyms & Near Antonyms
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 cast-iron
The family room offers three walls of windows, a fireplace with an authentic late-1800s cast-iron facade, granite mantel and a polished nickel and crystal drum chandelier.
—
Saleema Syed, Chicago Tribune, 21 Apr. 2026
The kitchen had two notable features—a big cast-iron woodstove on which everything was cooked, and a dishwasher that stood up like a blockhouse, designed to receive trays two feet by two with wire-mesh bottoms and sides four inches high.
—John McPhee, New Yorker, 20 Apr. 2026
Heat the oil in a large cast-iron or ovenproof skillet.
—Lynda Balslev, Mercury News, 14 Apr. 2026
The White House wants a cast-iron commitment that Iran won’t build a nuclear weapon.
—Nic Robertson, CNN Money, 12 Apr. 2026
See All Example Sentences for cast-iron
Saleema Syed, Chicago Tribune, 21 Apr. 2026
The kitchen had two notable features—a big cast-iron woodstove on which everything was cooked, and a dishwasher that stood up like a blockhouse, designed to receive trays two feet by two with wire-mesh bottoms and sides four inches high.
—John McPhee, New Yorker, 20 Apr. 2026
Heat the oil in a large cast-iron or ovenproof skillet.
—Lynda Balslev, Mercury News, 14 Apr. 2026
The White House wants a cast-iron commitment that Iran won’t build a nuclear weapon.
—Nic Robertson, CNN Money, 12 Apr. 2026
See All Example Sentences for cast-iron
Recent Examples of Synonyms for cast-iron
Adjective
-
In a fireside chat with Sarah Jones, senior editor of strategic content at Sourcing Journal, Lewkowitz said the industry’s shift toward transparency is no longer optional, but a fundamental requirement for survival in a volatile climate and a stricter regulatory landscape.—
Arthur Zaczkiewicz,
Footwear News,
27 Apr. 2026
-
This could also open up the possibility that the organization could punish Sorsby for his gambling actions, given the NCAA has a very strict policy on betting.—
Trey Wallace OutKick,
FOXNews.com,
27 Apr. 2026
Adjective
-
The 28-meter (92-foot) tall maypole was lifted horizontally on wooden carts and pulled into the village by two sturdy horses from the local beer brewery.—
ABC News,
ABC News,
1 May 2026
-
These knives also feature a sturdy spine for extra heft and durability.—
Jesse Raub,
Bon Appetit Magazine,
1 May 2026
Adjective
-
Every personal finance review is based on rigorous reporting by our team of expert writers and editors with extensive knowledge of personal finance products.—
Liz Knueven,
CNBC,
2 May 2026
-
The process began with a rigorous study and a series of strategic partnerships.—
FMG Studios,
Footwear News,
1 May 2026
Adjective
-
In addition to being hardy and low-maintenance, spicebush is a beautiful addition to landscapes.—
Madeline Buiano,
Martha Stewart,
28 Apr. 2026
-
Lavender is a hardy perennial that thrives in full sun with minimal watering.—
Cori Sears,
The Spruce,
27 Apr. 2026
Adjective
-
Iris’ dreams of becoming an artist are impeded by her oppressive boss and rigid social structure of the 1850s.—
Peter White,
Deadline,
28 Apr. 2026
-
News articles and photos of the casual picnic enamored Americans, transforming their view of the royals as rigid and aristocratic to more down-to-earth.—
Karissa Waddick,
USA Today,
28 Apr. 2026
Adjective
-
Jessica Chmielewski, Colleen Gartlan and Ella Riordan led a strong defensive effort in front of Noone.—
Steve Millar,
Chicago Tribune,
29 Apr. 2026
-
Set one clear boundary today and confirm expectations so your commitments stay strong and manageable.—
Tarot.com,
The Orlando Sentinel,
29 Apr. 2026
Adjective
-
At 5-foot-8 and 220 pounds, Coleman certainly has the right frame to be stout in pass protection.—
Nick Kosmider,
New York Times,
26 Apr. 2026
-
The short and stout table lamp is positively good enough to eat.—
Francesca Perry,
CNN Money,
24 Apr. 2026
Cite this Entry
“Cast-iron.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/cast-iron. Accessed 3 May. 2026.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
