ketonuria / ki t njri/ noun a state in which ketone bodies are excreted in the urine ketoprofen / ki t prfn/ noun an antiinflammatory drug used in the treatment of rheumatoid arthritis and osteoarthritis ketosis /ki tsis/ noun a state in which ketone bodies such as acetone and acetic acid accumulate in the tissues, a late complication of Type I diabetes mellitus ketosteroid / ki t stirid/ noun a s