TBESG:ἄκμωνanvil1. orig. prob. a thunderbolt , ἄκμων οὐρανόθεν κατιών [8th/7th c.BC] 2. an anvil , [8th/7th c.BC], etc.: metaph., λόγχης ἄκμονες very anvils to bear blows, [6th/5th c.BC] (ML)