bulimia (n.)

"emotional disorder consisting of food-gorging alternating with purging or fasting, accompanied by morbid concern with body weight and shape," 1976, Modern Latin, from Greek boulimia, "ravenous hunger" as a disease, literally "ox-hunger," from bou-, intensive prefix (originally from bous "ox;" from PIE root *gwou- "ox, bull, cow") + limos "hunger," from PIE *leie- "to waste away."

As a psychological disorder, technically bulemia nervosa. Englished form boulimy, bulimy was used from late 14c. in a medical sense of "morbidly ravishing hunger, disease causing the patient to have an insatiable hunger for food."

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