A more rapid excretion of urine during fasting than after a full meal. ... Origin: G. Opsi, late, + ouron, urine ... (05 Mar 2000) ... 
(op″se-u´re-ә) excretion of urine more rapidly during fasting than after a meal.
Type: Term Pronunciation: op′sē-yu′rē-ă Definitions: 1. A more rapid excretion of urine during fasting than after a full meal.