Symptoms of peritoneal mesothelioma include: 1  Abdominal pain and swelling. 2  Loss of appetite (anorexia) 3  Weight loss â especially if unexpected or sudden.  Ascites â a buildup of fluid in the 1  abdomen. Anemia â most often in women.  Bowel 1  obstruction. 2  Fever.  Nausea.
a wave propagated at the speed of light by the periodic variations of electric and magnetic fields. electromagnetic wave. A wave of energy consisting of oscillating electric and magnetic fields. Radio waves, light waves, and x-rays are electromagnetic waves.
An electromagnetic wave is a wave that is capable of transmitting its energy through a vacuum (i.e., empty space). Electromagnetic waves are produced by the vibration of charged particles. Electromagnetic waves that are produced on the sun subsequently travel to Earth through the vacuum of outer space.