(Elec.) A conducting circuit joining two points in a conductor, or the terminals of a galvanometer or dynamo, so as to form a parallel or derived circuit through which a portion of the current may pass, for the purpose of regulating 
(A conducting circuit; joining; two points; L:in a conductor) (a portion of the current; may pass; )
A conducting circuit a portion of the current
joining may pass
two points L:in a conductor