noun
: a transformer having its primary winding in shunt and its secondary winding in series with an alternating-current circuit the voltage of which may be regulated by varying the voltage ratio of transformation
noun
: a transformer having its primary winding in shunt and its secondary winding in series with an alternating-current circuit the voltage of which may be regulated by varying the voltage ratio of transformation
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012