Open Dictionary
mouse here to listen, click to choose/add more
Location: USA
Source: Learn That Word
Profile URL:

Are you a native English speaker? How do you pronounce this word?

Thank you for contributing!
upload mp3 file or record now it's easy, promised!

{%type%} Definitions

WordNet 3.0Copyright Princeton University


Short "hint"

Ultramicroscopic infectious agent that is a common cause of food poisoning and acute gastroenteritis.

Usage examples (37)
  • The term norovirus was recently approved as the official name for this group of viruses via CDC - norovirus:
  • The norovirus was the agent in 97 percent of those cases.
  • Cruise ship illness identified as norovirus, 413 passengers stricken
  • The "stomach flu," also known as the norovirus, has hit New Yorkers hard. for more
Tutoring comment

Tutoring comment not yet available...

add more
The Open Dictionary of English is a collaborative project, based on Open Source materials, LearnThat resources, and partner APIs.
We give special thanks to our LearnThat volunteers, as well as Princeton University and Wiktionary for their Open Source word data. We're also grateful for the support given by Google,,, and YouTube,,,,, as well as the generous Creative Commons community.