Strong's G4604 · Greek

σίδηρος

sideros · sid'-ay-ros

of uncertain derivation; iron

Scholarly Lexicons

Abbott-Smith Manual Greek Lexicon

 1 σίδηρος , -ου, ὁ [in LXX chiefly for בַּרְזֶל ;] iron : Re 18:12 .† 

G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain