ad·​e·​no·​vi·​rus | \ ˌa-də-nō-ˈvī-rəs How to pronounce adenovirus (audio) \

Definition of adenovirus

: any of a family (Adenoviridae) of double-stranded DNA viruses originally identified in human adenoid tissue, causing infections of the respiratory system, conjunctiva, and gastrointestinal tract, and including some capable of inducing malignant tumors in experimental animals

Keep scrolling for more

Other Words from adenovirus

adenoviral \ ˌa-​də-​nō-​ˈvī-​rəl How to pronounce adenoviral (audio) \ adjective

Examples of adenovirus in a Sentence

Recent Examples on the Web

Because there are so many strains associated with adenovirus, doctors were unsure which one Tristan had been exposed to, the Chronicle reported. Jason Duaine Hahn,, "9-Year-Old Boy Mysteriously Dies from Common Cold Virus: 'He Fought So Hard'," 16 July 2019 There is no specific treatment for infection with adenoviruses, even the more serious strains. Erin Allday,, "Death of 9-year-old Milpitas boy to common virus perplexes doctors," 14 July 2019 Up to 10% of colds are thought to be caused by adenoviruses. Erin Allday,, "Death of 9-year-old Milpitas boy to common virus perplexes doctors," 14 July 2019 Olivia Paregol, a University of Maryland freshman, died on Nov. 18 of an illness related to the adenovirus. Liz Bowie,, "University System of Maryland announces details of adenovirus outbreak review," 21 June 2019 An infectious disease professor said these kinds of fatalities are not common, but they're known to happen with adenovirus. Mike Catalini, The Seattle Times, "6 children dead, 12 sick in viral outbreak at rehab center," 23 Oct. 2018 The different types of adenovirus can cause a range of illnesses in humans. Cathleen O'grady, Ars Technica, "A look at the virus behind seven deaths at a New Jersey facility," 25 Oct. 2018 Normally, an adenovirus, which is easily spread through touch, coughing or sneezing, would cause a mild illness with cold-like symptoms in otherwise healthy people. Melanie Grayce West, WSJ, "Virus Kills Seven Children at New Jersey Medical Facility," 24 Oct. 2018 Four of the eight samples contained the rhinovirus or adenovirus, which both cause cold-like symptoms. Martine Powers, The Seattle Times, "Those airport security bins carry more germs than the toilets, scientists say," 4 Sep. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'adenovirus.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of adenovirus

1950, in the meaning defined above

History and Etymology for adenovirus

aden(oid) entry 2 + -o- + virus

Keep scrolling for more

Learn More about adenovirus

Statistics for adenovirus

Last Updated

28 Sep 2019

Look-up Popularity

Time Traveler for adenovirus

The first known use of adenovirus was in 1950

See more words from the same year

Keep scrolling for more

More Definitions for adenovirus


ad·​e·​no·​vi·​rus | \ ˌad-ᵊn-ō-ˈvī-rəs How to pronounce adenovirus (audio) \

Medical Definition of adenovirus

: any of the family Adenoviridae of double-stranded DNA viruses

Other Words from adenovirus

adenoviral \ -​rəl How to pronounce adenoviral (audio) \ adjective

More from Merriam-Webster on adenovirus Encyclopedia article about adenovirus

Comments on adenovirus

What made you want to look up adenovirus? Please tell us where you read or heard it (including the quote, if possible).


a bell tower

Get Word of the Day daily email!

Test Your Vocabulary

Where in the World? A Quiz

  • peter bruegel tower of babel painting
  • What language does pajama come from?
Spell It

Can you spell these 10 commonly misspelled words?

Bee Cubed

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!