Short-circuit (4)
I believe the answer is:
fuse
(Other definitions for fuse that I've seen before include "Melt with heat" , "Weld together through heat" , "'Blend, merge (4)'" , "Safeguard in electrical circuit" , "Integrate" .)
I believe the answer is:
fuse
(Other definitions for fuse that I've seen before include "Melt with heat" , "Weld together through heat" , "'Blend, merge (4)'" , "Safeguard in electrical circuit" , "Integrate" .)