human immunodeficiency virus

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun Either of two related viruses (HIV-1 and HIV-2) that progressively destroy the body's immune system and can lead to AIDS.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun the virus that causes acquired immune deficiency syndrome (AIDS); it replicates in and kills the helper T cells