1. Matter thrown down or ejected, especially feces or other bodily waste; excrement.
Usage: technical or medical; plural or mass noun
2. Material cast off or thrown out; debris or refuse.
Usage: formal or archaic

Examples

• The veterinarian examined the dejecta to diagnose the animal's illness.
• Dejecta from the bird's nest indicated a diet rich in insects.
• The geologist studied the dejecta scattered around the volcanic crater.
• Medical tests on the patient's dejecta revealed signs of infection.
• The cave contained layers of dejecta from centuries of habitation.