ɐkˈoːɹdɪŋ tə dʒˈæk zˈaɪps, ðə bɹˈʌðɚz ɡɹˈɪm ɪntˈɜːpɹɪɾᵻd ðɪ ˈaɪzənˌoʊfɜːn æz ˈaɪɾɑːfən, ɐ plˈeɪs ʌv fˈaɪɚ ænd pˈɑːsᵻbli hˈɛl.
According to Jack Zipes, the Brothers Grimm interpreted the Eisenofern as Eitofan, a place of fire and possibly Hell.