Longman Dictionary of Contemporary English homepage

HIV

 noun
     
Related topics: Illness and Disability
HIV [uncountable]
MI a type of virus (=a very small living thing that causes disease) that enters the body through blood or sexual activity, and can develop into AIDS
HIV positive/negative (=having or not having HIV in your body)
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.

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