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Meaning of “iron” - Learner’s Dictionary

iron

noun     /aɪən/
METAL [U]
B1 a dark grey metal used to make steel (= very strong metal) and found in small amounts in blood and food (formula Fe): an iron bar/gate Most women need more iron in their diet.Chemical elementsMetals and metalworkingChemical elements
ELECTRICAL EQUIPMENT [C]
B1 a piece of electrical equipment that you use for making clothes flat and smooth →  See also cast iron , wrought iron Cleaning clothes
(Definition of iron noun from the Cambridge Learner’s Dictionary © Cambridge University Press)
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