iron [ˈajɚn]

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¹ iron noun

• a heavy type of metal that is very common, occurs naturally in blood, and is used to make steel and in many products —sometimes used figuratively
• a device with a flat metal base that is heated and is used to press wrinkles out of clothing
• a golf club that has a metal head and is identified by a number

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² iron adjective

• made of iron
• very strong

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³ iron verb

• to use a heated iron to make clothing or fabric smooth