The story
After Jamestown, Colorado, where the virus was first isolated in 1961 from Culiseta mosquitoes.
Etymology from Wiktionary, CC BY-SA 4.0.
Jamestown Canyon virus
Today it means: Any member of the species Orthobunyavirus jamestownense of North American orthobunyaviruses; an arbovirus that mostly in adults can cause fever, meningitis or meningoencephalitis. Full definition →