Arenavirus Ar·e·na·vi·rus (ār'ə-nə-vī'rəs, ə-rē'nə-)
n.
The single genus of viruses in the family Arenaviridae that includes the viruses that cause lymphocytic choriomeningitis and Lassa fever.
| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |
| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |