cast-iron

adjective
\ ˈkast-ˈī(-ə)rn \

Definition of cast-iron 

(Entry 1 of 2)

1 : made of cast iron

2 : resembling cast iron: such as

a : capable of withstanding great strain a cast-iron stomach

b : not admitting change, adaptation, or exception : rigid a cast-iron will

c British : not likely to fail or be broken : airtight "Clever idea, Black, getting yourself seen on a safe station platform … gave you a cast-iron excuse not to leave your hidey-hole in future, didn't it?" —J. K. Rowling

cast iron

noun

Definition of cast iron (Entry 2 of 2)

: a commercial alloy of iron, carbon, and silicon that is cast in a mold and is hard, brittle, nonmalleable, and incapable of being hammer-welded but more easily fusible than steel

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Synonyms & Antonyms for cast-iron

Synonyms: Adjective

hard, hard-bitten, hardened, hardy, inured, rugged, stout, strong, sturdy, tough, toughened, vigorous

Antonyms: Adjective

delicate, soft, tender, weak

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Examples of cast-iron in a Sentence

Noun

The fence is made of cast iron.

Recent Examples on the Web: Noun

Neither wrought nor cast iron was quite the perfect mixture, though. Jonathan Schifman, Popular Mechanics, "The Entire History of Steel," 9 July 2018 Char briefly on a hot grill, or sear in a cast iron pan. Kathryn Gregory, The Courier-Journal, "Celebrate Fourth of July with these Louisville chef throwback recipes," 2 July 2018 Chinese cast iron, with 2 to 4 percent carbon, was more brittle than steel. Jonathan Schifman, Popular Mechanics, "The Entire History of Steel," 9 July 2018 Field Company Cast Iron Skillet $135, Field Company Buy Now Meet the new generation of cast iron skillet. Michael Williams, GQ, "These Are the New Dad Status Symbols to Buy This Father’s Day," 13 June 2018 With constant sun, a high-efficiency refrigerator, and a giant cast iron wood stove for heat, electricity here is a breeze. Jeff Thrope, Vogue, "How I Ended Up Living Off the Grid in New Mexico," 12 June 2018 The interior has an industrial-era feel, with a cast iron stairway, brick, decorative columns, tile, high-vaulted ceilings, and exposed steel structural accents. Julia Preszler, BostonGlobe.com, "Dancing for memory, a clothing drive, and a new restaurant," 1 June 2018 Skip the grill and cook your burger in a cast iron pan instead. Natalie B. Compton, GQ, "How to Cook a Hamburger Like a Chef," 26 June 2018 The old Birmingham guard repaid the favor by using the worlds' largest cast iron statue to perpetually moon the little town that preferred seeking its own stars. Birmingham Magazine, AL.com, "A History of Homewood," 19 Feb. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cast-iron.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of cast-iron

Adjective

1692, in the meaning defined at sense 1

Noun

1664, in the meaning defined above

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Time Traveler for cast-iron

The first known use of cast-iron was in 1664

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More Definitions for cast-iron

cast-iron

adjective

English Language Learners Definition of cast-iron

 (Entry 1 of 2)

: made of cast iron

: very strong or tough

: not likely to fail or be broken

cast iron

noun

English Language Learners Definition of cast iron (Entry 2 of 2)

: a very hard type of metal that is made into different shapes by being melted and poured into special containers (called casts or molds)

cast iron

noun

Kids Definition of cast iron

: a hard and brittle alloy of iron, carbon, and silicon shaped by being poured into a mold while melted

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