What is the meaning of alimentary obesity?

Simple obesity. This is the most common type of obesity, known as simple (common) obesity. This occurs when a person consume more calorie than he/she expends. Alimentary obesity account for 95% of all cases of obesity. Secondary obesity is caused by an underlying condition: Insulin tumors, polycystic ovarian syndrome, cushing's syndrome....
Too much eating. Alimentary, or exogenous (from the outside) obesity is the most common type, caused by consuming more calories than you use. But the reasons underlying this obesity are manyfold, from poverty and a lack of education/health education to the food industry and a lack of well planned neighborhoods, leading to a lack of physical activity opportunities.