to arouse (a person) to strong feeling, esp to pleasurable anticipation or nervous agitation

to arouse or elicit (an emotion, response, etc); evoke

to cause or bring about; stir up

to arouse sexually

to cause a response in or increase the activity of (an organ, tissue, or part); stimulate

to raise (an atom, molecule, electron, nucleus, etc) from the ground state to a higher energy level

to supply electricity to (the coils of a generator or motor) in order to create a magnetic field

to supply a signal to a stage of an active electronic circuit