swine influenza

noun

Definition of swine influenza 

: influenza A of swine that is caused by any of several subtypes (such as H1N1 or H3N2) of the causative orthomyxovirus and in which sporadic transmission to humans has occurred — compare swine flu

Examples of swine influenza in a Sentence

Recent Examples on the Web

The swine influenza of 2009 turned out not to be the grave danger that health authorities feared. Maryn Mckenna, Smithsonian, "How to Stop a Lethal Virus," 25 Oct. 2017

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

First Known Use of swine influenza

1919, in the meaning defined above

Keep scrolling for more

Learn More about swine influenza

Share swine influenza

Dictionary Entries near swine influenza

swine fever

swine flu

swineherd

swine influenza

swinelike

swineman

swinepipe

Statistics for swine influenza

Look-up Popularity

Time Traveler for swine influenza

The first known use of swine influenza was in 1919

See more words from the same year

Keep scrolling for more

More Definitions for swine influenza

swine influenza

noun

Medical Definition of swine influenza 

: influenza of swine that is marked by fever, lethargy, labored breathing, coughing, and anorexia and that is typically not fatal but may be complicated by development of bronchopneumonia or secondary bacterial infection

Note: Swine influenza is caused by any of several subtypes (such as H1N1 or H3N2) of an orthomyxovirus (species Influenza A virus of the genus Influenzavirus A). Strains of the virus subtypes have been transmitted to humans, sometimes causing outbreaks.

— see swine flu

More from Merriam-Webster on swine influenza

Nglish: Translation of swine influenza for Spanish Speakers

Britannica English: Translation of swine influenza for Arabic Speakers

Comments on swine influenza

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

WORD OF THE DAY

a state of commotion or excitement

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Roman Mythology Quiz

  • the-triumph-of-venus-by-alessandro-magnasco
  • Boreal comes from the name of the ancient Greek god of which wind?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ

Love words? Need even more definitions?

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