alloya metallic substance made by combining two or more metallic elementsSteel is an alloy of iron and carbon that is stronger and more durable than pure iron.NoteSteel is an alloy of iron and carbon that is stronger and more durable than pure iron.Elon.io is an online learning platformWe have an entire course teaching IELTS Vocabulary — Band 7+ grammar and vocabulary.Start learning IELTS Vocabulary — Band 7+ now