Aids Definition Terminology Encyclopedia Online
What are HIV and AIDS?
AIDS From Wikipedia
Acquired immune deficiency syndrome or acquired immunodeficiency syndrome (AIDS) is a disease of the human immune system caused by the human immunodeficiency virus (HIV).
HIV/AIDS: The Basics
HIV stands for human immunodeficiency virus, which is the virus that causes HIV infection. The abbreviation &HIV& can refer to the virus or to HIV infection.