EMW

EMW may stand for:
 * EMW Corporation, a Korea's electronics company, by KOSDAQ number in 079190.
 * Eisenacher Motorenwerk, a former East German manufacturer of automobiles and motorcycles and one-time Formula One participant
 * Elektro Mechanische Werke, a former German aircraft manufacturer
 * Electromagnetic wave, a phenomenon that takes the form of self-propagating waves in a vacuum or in matter.
 * Evangelical Movement of Wales, a Christian organisation in Wales
 * Expeditionary maneuver warfare, a warfare concept of the United States Marine Corps
 * Evangelisches Missionswerk in Deutschland, an institute of the Evangelical Church in Germany
 * Enzyklopädie der Mathematischen Wissenschaften, known as Klein's encyclopedia