bacterial

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

Definition of bacterial

: of, relating to, or caused by bacteria bacterial infection

Keep scrolling for more

Other Words from bacterial

bacterially \ bak-​ˈtir-​ē-​ə-​lē How to pronounce bacterially (audio) \ adverb

Examples of bacterial in a Sentence

Recent Examples on the Web

Tonsil cancer can cause difficulty swallowing and a feeling like something is caught in your throat, the Mayo Clinic says, but those are also pretty standard for a sore throat related to a minor viral or bacterial illness. Korin Miller, SELF, "This Country Singer’s Sore Throat Turned Out to Be a Sign of Cancer," 24 Jan. 2019 Along with being an insecticide, the product is a virucide, bactericide (and inhibits bacterial growth), sanitizer and deodorant, mildewcide and fungicide. Roy Berendsohn, Popular Mechanics, "How to Get Rid of Bedbugs Once and For All," 6 Nov. 2018 Conventional antibodies excel at sticking to flat surfaces on viral and bacterial molecules. Mitch Leslie, Science | AAAS, "Mini-antibodies discovered in sharks and camels could lead to drugs for cancer and other diseases," 10 May 2018 Some diseases — both viral and bacterial — are known to spread from mice and other rodents to humans, including hantavirus, Lassa fever, and leptospirosis, often when the animals’ feces or urine contaminates people’s food. Andrew Joseph, STAT, "Germs carried by New York’s mice are plentiful, and some have antibiotic-resistance genes," 17 Apr. 2018 The germs that cause viral and bacterial tonsillitis are contagious. Philly.com, "Teens and their tonsils: When do they need to be out?," 1 Mar. 2018 The Spanish flu infected the upper respiratory tract and then dove deep into the lungs with viral or bacterial pneumonia. Ashley Halsey Iii, Washington Post, "The flu can kill tens of millions of people. In 1918, that’s exactly what it did.," 27 Jan. 2018 Her family took her to the hospital, where x-rays revealed pneumonia: inflammation in the lungs that can be caused by a viral or bacterial infection, or both. Ferris Jabr, Scientific American, "How Does the Flu Actually Kill People?," 18 Dec. 2017 The gene blasting approach does too much damage to be effective, and plants are impressively resistant to bacterial infection. Jill Kiedaisch, Popular Mechanics, "An Advance in Bioengineering Could Pave the Way for Tomorrow’s Superplants," 12 Mar. 2019

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

1869, in the meaning defined above

Keep scrolling for more

Learn More about bacterial

Statistics for bacterial

Last Updated

2 May 2019

Look-up Popularity

Time Traveler for bacterial

The first known use of bacterial was in 1869

See more words from the same year

Keep scrolling for more

More Definitions for bacterial

bacterial

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

Kids Definition of bacterial

: relating to or caused by bacteria a bacterial infection

bacterial

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

Medical Definition of bacterial

: of, relating to, or caused by bacteria a bacterial chromosome bacterial infection bacterial endocarditis

Other Words from bacterial

bacterially \ -​ə-​lē How to pronounce bacterially (audio) \ adverb

Keep scrolling for more

More from Merriam-Webster on bacterial

Rhyming Dictionary: Words that rhyme with bacterial

Spanish Central: Translation of bacterial

Nglish: Translation of bacterial for Spanish Speakers

Britannica English: Translation of bacterial for Arabic Speakers

Comments on bacterial

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

WORD OF THE DAY

to speak slightingly about or to degrade

Get Word of the Day daily email!

Test Your Vocabulary

Challenging Vocabulary Quiz Returns!

  • stylized drawing of woman pole vaulting across gap to get trophy
  • Which is a synonym of fuliginous?
Spell It

Can you spell these 10 commonly misspelled words?

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!