1) Medical sign 
The presence of leukocytes in urine that is recently voided or collected by means of a catheter. ... Origin: Leukocyte + G. Ouron, urine ... (05 Mar 2000) ... 
(loo″ko-si-tu´re-ә) the discharge of leukocytes in the urine, such as in kidney disease or urinary tract infections.
Type: Term Pronunciation: lū′kō-sīt-yū′rē-ă Definitions: 1. The presence of leukocytes in urine that is recently voided or collected by means of a catheter.