Synonym of Kidneys
kidney
Noun 1. either of two bean-shaped excretory organs that filter wastes (especially urea) from the blood and excrete them and water in urine; urine passes out of the kidney through ureters to the bladder (hypernym) excretory organ, urinary organ (part-holonym) urinary tract (part-meronym) nephron, uriniferous tubule | ||||