noun
- a large white blood cell that engulfs and destroys harmful substances, dead cells, and foreign particles in the body
Usage: biology; immunology
Examples
- Macrophages play a crucial role in the immune system by eating bacteria and viruses.
- The scientist observed macrophages attacking the infected tissue under the microscope.
- Macrophages help clean up dead cells after an injury.
- These immune cells called macrophages can live for months in body tissues.
- The macrophage engulfed the foreign particle to protect the body from infection.
- Researchers are studying how macrophages respond to different types of pathogens.