CapabIe of being melted or liquefied. [1913 Webster]
Fusible metal, any alloy of different metals capable of being easily fused, especially an alloy of five parts of bismuth, three of lead, and two of tin, which melts at a temperature below that of boiling water.Ure. --
Fusible plug(Steam Boiler), a piece of easily fusible alloy, placed in one of the sheets and intended to melt and blow off the steam in case of low water.