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Definitions

iron

[ahy-ern] / ˈaɪ ərn /


NOUN
hard, ferrous metal
Synonyms




Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

If there is too little oxygen when the core forms, phosphorus bonds with heavy metals such as iron and gets pulled down into the core.

From Science Daily • Apr. 6, 2026

Heavy metals such as iron sink inward and create the core, while lighter material remains above and eventually becomes the mantle and later the crust.

From Science Daily • Apr. 6, 2026

Your challenge now is to iron out the IRA and house questions.

From MarketWatch • Mar. 31, 2026

Jefferies highlights coal and iron ore miners as most at risk given the large volumes they need to move.

From The Wall Street Journal • Mar. 30, 2026

Some more of them—these appeared younger and somehow dirtier—were jeering from behind a black iron fence that surrounded the yard.

From "The Detective's Assistant" by Kate Hannigan