NCIt definition : A non-taxonomic grouping of viruses that are transmitted through an arthropod vector
and replicate in a vertebrate host. These include a variety of species from the families
Bunyaviridae, Flaviviridae and Reoviridae.;
Alternative definition : CDISC: A non-taxonomic grouping of viruses that are transmitted through an arthropod
vector and replicate in a vertebrate host.;