English

Definition of pig iron noun from the Oxford Advanced Learner's Dictionary

 

pig iron

 noun
noun
BrE BrE//ˈpɪɡ aɪən//
 
; NAmE NAmE//ˈpɪɡ aɪərn//
 
[uncountable]
 
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a form of iron that is not pure
See the Oxford Advanced American Dictionary entry: pig iron