Spike in voltage (5)
I believe the answer is:
surge
(Other definitions for surge that I've seen before include "Sudden flow" , "Outpouring" , "Sudden upward movement" , "Rolling swell of the sea" , "Sudden onward motion" .)
I believe the answer is:
surge
(Other definitions for surge that I've seen before include "Sudden flow" , "Outpouring" , "Sudden upward movement" , "Rolling swell of the sea" , "Sudden onward motion" .)