skip to content

HIV/AIDS Glossary

White Blood Cell

Synonym(s): Leukocyte

A type of cell found in blood and lymph. White blood cells are key components of the immune system and help fight infection and disease. Examples of white blood cells include lymphocytes, neutrophils, eosinophils, macrophages, and mast cells.

Search the Glossary

What's this?

Print

AIDSinfo Glossary App

Download Glossary