cast iron
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cast iron
Where it comes from
Derived from the casting of this form of iron. See wrought iron for comparison.
noun cast irons · castiron · cast-iron
- A hard and brittle, but strong, alloy of iron, carbon, and silicon, formed by casting in a mould. Cast iron is popular for cookware where an even heating temperature is important.
adjective more cast iron · most cast iron · castiron · cast-iron
- Made of cast iron. I use a cast iron skillet for frying pancakes.
- Durable; tough; resilient. Ernest has a cast iron constitution and never gets sick.
- Inflexible or without exception. The school's cast iron policy on admissions fees left no leeway for needy students.
