Word: Cast Iron
Part of Speech: Noun
Basic Definition: Cast iron is a strong material made from iron mixed with a lot of carbon. Because it has so much carbon, it is hard and can break easily if you try to bend it. Instead of being shaped by hammering (like some metals), cast iron is poured into a mold to take a specific shape.
Usage Instructions:
When to Use: You can use the term "cast iron" when talking about materials in construction, manufacturing, or cooking.
How to Use: It is usually used as a noun, and you can describe items made of this material, such as cookware or machinery parts.
Example:
Advanced Usage:
In more technical or professional contexts, such as engineering or metallurgy, you might encounter discussions about the properties of cast iron, including types like gray cast iron or ductile cast iron, which have different characteristics based on their composition.
Word Variants:
Adjective: Cast-iron (used to describe something as very strong or inflexible, e.g., "She has a cast-iron will.")
Noun: Cast Iron (as in "cast iron cookware")
Different Meanings:
Literal Meaning: Refers to the material itself, used in making various items, especially cookware and machinery.
Figurative Meaning: "Cast-iron" can describe something that is very strong or unchangeable, such as a belief or rule (e.g., “He made a cast-iron promise to always support her.”).
Synonyms:
Idioms and Phrasal Verbs:
While there are no specific idioms related to "cast iron," the phrase "cast-iron guarantee" is used to describe a guarantee that is very strong and reliable.
There are no common phrasal verbs specifically using "cast iron."
Summary:
Cast iron is a strong material used for various purposes, especially in cooking and construction.