eosinophil
/ˌiːəˈsɪnəfɪl/
noun
- A type of white blood cell that helps fight infections and is involved in allergic reactions and asthma.
- High numbers of eosinophils can indicate an infection or an autoimmune disorder.
- The doctor checked the level of eosinophils in the blood to see if the patient had allergies.
- Eosinophils are part of the immune system and help the body respond to parasites.