It means having to do with excretion.
This is a really easy sentence for any word; "I can spell the word excretory system."
yes you just did....you said "can you make a sentance using excretory?" well you just did
"Today in Biology, we studied the colon, rectum, and other areas of the excretory system."
respiratory=breathing excretory= meaning to excrete which means come out or let go of something(feces)
Incontinence
Excretory System •They have an incomplete digestive system and that means they use the same orifice for eating foods and expulsion of waste materials.
excretory
The excretory system removes liquid wastes.
dat excretory system
The urine is part of the excretory system.
excretory organ of housefly
The Excretory system gets rid of wastes.