excretory organ

Thesaurus

Noun

1.

excretory organ - an organ that separates waste substances from the blood and discharges themurinary organflame cell - organ of excretion in flatwormsinternal organ, viscus - a main organ that is situated inside the bodykidney - 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"apparatus urogenitalis, genitourinary apparatus, genitourinary system, systema urogenitale, urinary apparatus, urinary system, urogenital apparatus, urogenital system - the system that includes all organs involved in reproduction and in the formation and voidance of urine