non·​bac·​te·​ri·​al | \ ˌnän-bak-ˈtir-ē-əl How to pronounce nonbacterial (audio) \

Definition of nonbacterial

: not bacterial : not consisting of, resulting from, or caused by bacteria nonbacterial gastroenteritis

Examples of nonbacterial in a Sentence

Recent Examples on the Web Doctors learned that the patient featured in the NEJM report had a type of endocarditis called nonbacterial thrombotic endocarditis. Maggie O'neill,, "What Are Splinter Hemorrhages? Here’s What You Need to Know," 13 June 2019

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

First Known Use of nonbacterial

1884, in the meaning defined above

Keep scrolling for more

Learn More about nonbacterial

Time Traveler for nonbacterial

Time Traveler

The first known use of nonbacterial was in 1884

See more words from the same year

Statistics for nonbacterial

Cite this Entry

“Nonbacterial.” Dictionary, Merriam-Webster, Accessed 19 Oct. 2020.

Keep scrolling for more

More Definitions for nonbacterial


non·​bac·​te·​ri·​al | \ -bak-ˈtir-ē-əl How to pronounce nonbacterial (audio) \

Medical Definition of nonbacterial

: not of, relating to, caused by, or being bacteria nonbacterial pneumonia

Comments on nonbacterial

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


Test Your Vocabulary

Farm Idioms Quiz

  • cow coming home
  • What does 'poke' refer to in the expression 'pig in a poke'?
Spell It

Can you spell these 10 commonly misspelled words?

Add Diction

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!