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human immunodeficiency virus.
See under AIDS virus.

AIDS virus

a variable retrovirus that invades and inactivates helper T cells of the immune system and is a cause of AIDS and AIDS-related complex: variants were identified in several laboratories and independently named lymphadenopathy-associated virus (LAV) human T-cell lymphotropic virus type 3 (HTLV-3) and AIDS-related virus (ARV) the name human immunodeficiency virus (HIV) being subsequently proposed by an international taxonomy committee. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for HIV


human immunodeficiency virus; the cause of AIDS. Two strains have been identified: HIV-1 and HIV-2
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for HIV

1986, initialism from human immunodeficiency virus, name for either of the two viruses that cause AIDS.

Online Etymology Dictionary, © 2010 Douglas Harper
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HIV in Medicine

HIV (āch'ī-vē')
Human immunodeficiency virus; a cytopathic retrovirus that is the cause of AIDS. Also called AIDS-related virus, human T-cell leukemia virus type III, human T-cell lymphotrophic virus type III, lymphadenopathy-associated virus.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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HIV in Science
Short for human immunodeficiency virus. Any of various strains of a retrovirus of the genus Lentivirus that cause AIDS by infecting the body's immune system.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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HIV in Culture
HIV [(aych-eye-vee)]

An abbreviation for human immunodeficiency virus, the virus that causes AIDS.

The New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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