noun
- white blood cells that are part of the immune system and help the body fight infections and diseases
Usage: medical; biology
Examples
- The doctor ordered a blood test to check her lymphocyte count.
- Lymphocytes play a crucial role in defending against viruses.
- T cells and B cells are two main types of lymphocytes.
- Cancer treatments can sometimes reduce lymphocyte levels.
- The patient’s lymphocytes were attacking the transplanted organ.
- Researchers studied how lymphocytes respond to different vaccines.