Medical Definition of Norwalk virus
: a highly infectious virus first identified as the causative agent of an outbreak of gastroenteritis in a school in norwalk, Ohio in 1968 ◆Norwalk virus was later officially classified as a norovirus (species Norwalk virus). While the originally identified virus and closely related forms may still be referred to as Norwalk viruses, they are now more commonly called noroviruses. <Norwalk viruses are important causes of both sporadic and epidemic gastroenteritis.—Melvin A. Kohn, The Journal of the American Medical Association, 8 Feb. 1995>
Variants of norwalk virus
Learn More about norwalk virus
Dictionary: Definition of "Norwalk virus"
Seen and Heard
What made you want to look up Norwalk virus? Please tell us where you read or heard it (including the quote, if possible).