- (Of a living organism or cell) separate and expel as waste (a substance, especially a product of metabolism): excess bicarbonate is excreted by the kidney [no object]: the butterfly pupa neither feeds nor excretesMore example sentences
- Throughout the pregnancy the fetus obtains nutrients and oxygen from the mother's blood, by transfer in the placenta to its own umbilical cord blood, and it excretes waste products of metabolism by the same route in reverse.
- Then these bacteria excrete organic material to the clam and the clam can use that organic material as a food source.
- Usually, a pregnant woman with preeclampsia develops dangerously high blood pressure and begins excreting protein in the urine.
Pronunciation: /ˈekskritiv, ikˈskrētiv/adjective
early 17th century (in the sense 'cause to excrete'): from Latin excret- 'sifted out', from the verb excernere, from ex- 'out' + cernere 'sift'.