In the English Language there are a number of meaning for the term purging. It can mean that someone with an eating disease throws up all eaten food because they believe they are getting to fat for comfort when in fact they are starving themselves to death. Purging is used to remove air from hydrolic car brake lines to allow the lines to work at peak efficiency. Purging can mean that your political opponents 'disapear' from the face of the earth
Anorexia is defined by Restricting food intake Fear of food or gaining weight Underweight (by BMI) it can include binging and purging behaviors as well
Bulimia.
Cleaning out. A bit like purging.
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Purge-- To rid the body of food and calories, commonly by vomiting or using laxatives.
bulimia nervosa
purging is the process of purging an air to the unburned fuel oil, before it be fired.
It all really depends on how long you wait with food in your body before purging. It takes 1 to 4 hours for food to move past your stomach. You do not absorb nutrients or calories until your small intestine.
purging