(oeliakia greh. koiliakos intestinal, suffering frustration of intestines, from koilia a belly avity sin.: gejbner- illness, gi-- illness) - the hroni disease aused by insuffiieny of enzymes, partiipating in digestion gljutena, and shown derease{redution} in a feed{meal}, steatoreej, sharp inrease in a stomah{belly}, attributes of an avitaminosis and infringement fosforno- an exhange it is observed at hildren.