kēˈtōsə̇s noun
( plural keto·ses -ōˌsēz)
Etymology: New Latin, from ket- + -osis
1. : an abnormal increase of ketone bodies in the body in conditions of reduced or disturbed carbohydrate metabolism (as in uncontrolled diabetes mellitus)
2. : a nutritional disease of cattle and sometimes sheep, goats, or swine that is marked by reduction of blood sugar and the presence of ketone bodies in the blood, tissues, milk, and urine, that is associated with digestive and nervous disturbances, that usually results from long-continued feeding of coarse rations low in available sugar or from liver inefficiency associated with vitamin A deficiency, and that is especially likely to occur in heavy milkers shortly after parturition — compare milk fever 2a