para·​in·​flu·​en·​za | \ ˌper-ə-ˌin-flü-ˈen-zə How to pronounce parainfluenza (audio) , ˌpa-rə- \

Definition of parainfluenza

: parainfluenza virus also : a respiratory illness caused by a parainfluenza virus

Examples of parainfluenza in a Sentence

Recent Examples on the Web These include four coronaviruses (the group that includes SARS-CoV-2); four parainfluenza viruses (which, despite their name, bear no relation to influenza viruses); respiratory syncytial virus; and 160 different rhinoviruses. Marla Broadfoot, Scientific American, "Why Some People Are Still Getting Sick--but Not with COVID," 2 Oct. 2020 Other respiratory infections such as the H1N1 swine flu, rhinoviruses and parainfluenza do put people with respiratory allergies and allergic asthma at higher risk of severe illness. Mark Johnson, Milwaukee Journal Sentinel, "Asthma may protect against severe COVID-19, rather than raising the risk, UW study finds," 30 Apr. 2020 The 5-foot-1, 165-pound Dowd tested negative for the flu, parainfluenza and other respiratory illnesses, the report found. Matthias Gafni,, "Exclusive: Autopsy report of first known coronavirus death in U.S. says disease caused Santa Clara woman’s heart to rupture," 25 Apr. 2020 Zuniga ticked off a long list of ailments that have sent her child to the doctor in recent months, from parainfluenza to bronchitis (twice). Robert Wilonsky, Dallas News, "‘The tornado messed us up’: Residents in one affordable Dallas community were left twisting in the wind," 21 Feb. 2020 Those with influenza or parainfluenza had a 37 percent higher chance of not responding to asthma treatment, compared to 13 percent for children without the virus. Sonja Haller, USA TODAY, "Flu shots go a long way to keep kids with asthma out of the emergency room, study says," 4 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'parainfluenza.' 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 parainfluenza

1959, in the meaning defined above

Keep scrolling for more

Learn More about parainfluenza

Time Traveler for parainfluenza

Time Traveler

The first known use of parainfluenza was in 1959

See more words from the same year

Statistics for parainfluenza

Cite this Entry

“Parainfluenza.” Dictionary, Merriam-Webster, Accessed 7 May. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

Comments on parainfluenza

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


Test Your Vocabulary

Star Wars Words Quiz

  • cu jedi training
  • The bounty portion of bounty hunters (such as Boba Fett) comes from a Latin word meaning
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

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