Dictionary

lentivirus

noun len·ti·vi·rus \ˌlen-tə-ˈvī-rəs\

Definition of LENTIVIRUS

:  any of a genus (Lentivirus) of retroviruses (as the HIVs and SIV) that cause slowly progressive often fatal human and animal diseases (as AIDS)
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Origin of LENTIVIRUS

New Latin, from Latin lentus slow + New Latin virus
First Known Use: 1979
Medical Dictionary

lentivirus

noun len·ti·vi·rus \ˈlen-tə-ˌvī-rəs\

Medical Definition of LENTIVIRUS

1
capitalized :  a genus of single-stranded RNA viruses of the family Retroviridae that include SIV and the causative agents of AIDS, equine infectious anemia, and ovine progressive pneumonia
2
:  any of the genus Lentivirus of the family Retroviridae
len·ti·vi·ral \-rəl\ adjective

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