Showing results for excretory system. Search instead for Excretory+System.

excretory system

Cultural

The systems that excrete wastes from the body. For example, the system of organs that regulates the amount of water in the body and filters and eliminates from the blood the wastes produced by metabolism. The principal organs of the excretory system are the kidneys, ureters, urethra, and urinary bladder.

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Their excretory system, or protonephridia, consists of two tubules connected to a highly branched tube system.

From Textbooks • Jun. 9, 2022

What is the “fight or flight” response, and what is its effect on the excretory system?

From Textbooks • Jun. 9, 2022

The excretory system is arranged in 2 long mesh-like structures down each side of the body.

From Textbooks • Jan. 1, 2015

It was like having a ticking time bomb lodged in your excretory system.

From Salon • Sep. 16, 2013

The excretory system consists of a pair of tubes discharging through the sides of the body-wall, and having each a ciliated, funnel-shaped opening in the perivisceral cavity.

From The Whence and the Whither of Man A Brief History of His Origin and Development through Conformity to Environment; Being the Morse Lectures of 1895 by Tyler, John Mason

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023