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1. The science of matter and energy and their interactions
   "his favourite subject was physics";
   - natural philosophy
    
2. The physical properties, phenomena, and laws of something
   "he studied the physics of radiation";
   - physical science

1. A purging medicine; stimulates evacuation of the bowels
   - purgative, cathartic, aperient

Type of: medicament, medication, medicinal drug, medicine, natural science

Encyclopedia: Physics, Physique, Fizika