IRON
Definition:
Definition uncertain. Possibly something that crushes, breaks in pieces.
Scripture:
Daniel 2:40 (KJV) And the fourth kingdom shall be strong as iron: forasmuch as iron breaketh in pieces and subdueth all things: and as iron that breaketh all these, shall it break in pieces and bruise.
Daniel 7:7 (KJV) After this I saw in the night visions, and behold a fourth beast, dreadful and terrible, and strong exceedingly; and it had great iron teeth: it devoured and brake in pieces, and stamped the residue with the feet of it: and it was diverse from all the beasts that were before it; and it had ten horns.
Isaiah 10:34 (KJV) And he shall cut down the thickets of the forest with iron, and Lebanon shall fall by a mighty one.