Multiple choice general knowledge science & technology HIV is Human Infection Virus Human Immunodeficiency Virus Human Immunodefeating Virus Humans Immunodeficiency Virus Reveal answer Fill a bubble to check yourself B Correct answer Explanation HIV stands for Human Immunodeficiency Virus, which is the medically and scientifically correct expansion of the acronym. The virus specifically targets and weakens the human immune system, leading to AIDS if untreated.