Medical Definition of Human immunodeficiency virus. Human immunodeficiency virus: HIV, the cause of AIDS. HIV has also previously been called the human lymphotropic virus type III, the lymphadenopathy-associated virus and the lymphadenopathy virus. No matter what name is applied, it is a retrovirus. (A retrovirus has an RNA genome and a reverse transcriptase enzyme.
Definition of custody for English Language Learners. 1  law : the legal right to take care of a child (such as a child whose parents are divorced) : 2  the state of being kept in a prison or jail. : 3  the act of protecting or taking care of something.
There are two basic forms of custody in Indiana â legal custody and physical custody. Physical custody refers to where the child(ren) are physically located. Parents can share physical custody, which means the children spend equal time with each parent. Or one parent can have primary physical custody, with the other parent having âparenting timeâ or visitation. Legal custody refers to how to deal with major decisions that arise in a childâs life.