galvanize

Short definition from Wiktionary

Verb

1. 1
   To coat with a layer of metal by electrochemical means.
2. 2
   To coat with a layer of metal by electrochemical means: To coat with a layer of zinc (for rust resistance) by electrochemical means.
3. 3
   To shock or stimulate into sudden activity, as if by electric shock.
4. 4
   To electrify, as by galvanism.
5. 5
   To switch sides between Union and Confederate in the American Civil War.