RNA virus


Definition of RNA virus

: a virus (such as a paramyxovirus or a retrovirus) whose genome consists of RNA

First Known Use of RNA virus

1963, in the meaning defined above

Keep scrolling for more

Learn More about RNA virus

Time Traveler for RNA virus

Time Traveler

The first known use of RNA virus was in 1963

See more words from the same year

Statistics for RNA virus

Cite this Entry

“RNA virus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/RNA%20virus. Accessed 11 May. 2021.

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

Keep scrolling for more

More Definitions for RNA virus

RNA virus


Medical Definition of RNA virus

: a virus (as a paramyxovirus or a retrovirus) whose genome consists of RNA Hepatitis C remains largely a mystery; it is one of the RNA viruses, which are less well understood than are DNA viruses, and it has defied efforts to grow it in a test tube.— Nancy Shute, U.S. News & World Report, 22 June 1998

Comments on RNA virus

What made you want to look up RNA virus? 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!

 AlphaBear 2

Spell words. Make bears.

Love words? Need even more definitions?

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