verb
- to eliminate waste matter from the body through natural processes
Usage: biology; formal
Examples
- The kidneys excrete waste products through urine.
- Plants excrete oxygen as a byproduct of photosynthesis.
- The liver helps excrete toxins from the bloodstream.
- Fish excrete ammonia directly through their gills.
- The body excretes excess salt through sweat.
- Certain medications are excreted unchanged by the kidneys.