HIV

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Definition

Noun 1. The virus that causes AIDS: HIV is the human immunodeficiency virus, a retrovirus that attacks the body's immune system, specifically the CD4 cells (T-helper cells). It replicates within these cells, weakening the immune system and leading to acquired immunodeficiency syndrome (AIDS) if not treated. 2. The condition of being infected with this virus: HIV can also refer to the state of infection by the human immunodeficiency virus.

Usage Examples
  • Noun (The Virus):
    • HIV is transmitted through contact with certain bodily fluids.
    • Scientists are researching a vaccine for HIV.
    • Antiretroviral therapy can control HIV replication.
  • Noun (The Infection):
    • She was diagnosed with HIV.
    • Early detection of HIV is crucial for effective treatment.
    • Public health campaigns aim to prevent the spread of HIV.
Advanced Usage
  • "HIV-positive": A term describing a person who has been infected with HIV, as confirmed by a test.
    • After the test, he learned he was HIV-positive.
  • "HIV-negative": A term describing a person whose test shows no evidence of HIV infection.
    • The screening confirmed she was HIV-negative.
Variants and Related Words
  • Human Immunodeficiency Virus (HIV): The full, formal name of the virus.
  • AIDS (Acquired Immunodeficiency Syndrome): The most advanced stage of HIV infection, characterized by a severely damaged immune system and the occurrence of specific opportunistic infections or cancers.
  • Retrovirus: The type of virus to which HIV belongs; it uses RNA as its genetic material and reverse transcriptase to replicate.
  • Antiretroviral Therapy (ART): The standard treatment for HIV infection, using a combination of medicines to suppress the virus.
Synonyms
  • Human Immunodeficiency Virus (formal equivalent)
  • The virus (in context, e.g., "the virus that causes AIDS")
Related Phrases
  • HIV/AIDS: A commonly used term linking the virus (HIV) and the syndrome it can cause (AIDS).
    • Global funding for HIV/AIDS programs has saved millions of lives.
  • HIV status: Refers to whether a person is infected with HIV (positive or negative).
    • Disclosing one's HIV status is a personal decision.
  • HIV prevention: Methods and strategies to stop the transmission of HIV.
    • Education and condoms are key pillars of HIV prevention.
Noun
  1. the virus that causes acquired immune deficiency syndrome (AIDS); it replicates in and kills the helper T cells
  2. infection by the human immunodeficiency virus

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