Recent Examples on the WebSo the scientists further tested the parrotfish’s response by injecting lionfish and grouper effluent—an excretory soup from the predators’ water—into their tanks. Lesley Evans Ogden, Scientific American, 19 May 2020
Word History
First Known Use
circa 1681, in the meaning defined above
Kids Definition
excretory
adjective
ex·cre·to·ry ˈek-skrə-ˌtȯr-ē
: of or relating to excretion : used in excreting
The kidneys and bladder are part of the excretory system.