Mesothelioma symptoms common in the early stages are: 1  Shortness of breath (dyspnea) 2  Chest pain. 3  Persistent coughing.  Pleural effusions (fluid 1  buildup) Fever. 2  Fatigue. Weight 3  loss. Body  aches.
Noun. 1. electromagnet-a temporary magnet made by coiling wire around an iron core; when current flows in the coil the iron becomes a magnet. armature-coil in which voltage is induced by motion through a magnetic field. electric bell-a bell activated by the magnetic effect of an electric current.
1 (Physics). a any device for converting mechanical energy into electrical energy by electromagnetic induction, esp. a large one as in a power station. b a device for producing a voltage electrostatically. c any device that converts one form of energy into another form. an acoustic generator.