E42
E42 or E 42 stands for:
- DR series E 42 , a series of electric locomotives for the Deutsche Reichsbahn
- Engineers for 2 ° C Target , a global movement of engineers
- Esposizione Universale 1942 , a building project commissioned by Benito Mussolini for the World Exhibition in Rome in 1942
- Europastraße 42 , a trunk road from Dunkirk in France to Aschaffenburg in Bavaria
- HMS E42 , a British submarine
- Kwashiorkor marasmus , a form of malnutrition according to the ICD-10 code