bacteremia

noun

bac·​ter·​emia ˌbak-tə-ˈrē-mē-ə How to pronounce bacteremia (audio)
: the presence of bacteria in the blood

Note: Bacteremia is often transient and asymptomatic but may be associated with invasion of the bloodstream from a usually localized source of infection (such as a skin wound, indwelling catheter, or urinary tract infection) and can lead to sepsis.

compare septicemia, viremia
bacteremic adjective

Examples of bacteremia in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Rarely, Salmonella infection causes bacteria to enter the bloodstream, also known as bacteremia. Amanda MacMillan, Health, 9 Sep. 2025 The clinic adds that untreated cellulitis can lead to other complications as well, including bacteremia (when bacteria enters the bloodstream), toxic shock syndrome and more. Charlotte Phillipp, Peoplemag, 8 June 2024 Doc talk Occult bacteremia The presence of bacteria in the bloodstream of a child with a fever, but who looks well and has no obvious source of infection. Scott Lafee, San Diego Union-Tribune, 4 July 2023 Specifically, the agencies test for enterococcus, a bacteria that is a common cause of infections, including UTIs, bacteremia and infective endocarditis, according to the National Institutes of Health. Margaret Kates | [email protected], al, 21 June 2023 The types of infections most commonly resulting from GBS are bacteremia, sepsis, pneumonia, and meningitis in newborns. Anna Kaufman, USA TODAY, 5 Dec. 2022 Comparison of methicillin-resistant and methicillin-sensitive Staphylococcus aureus bacteremia. Rebecca Kreston, Discover Magazine, 29 Nov. 2016

Word History

Etymology

New Latin, alteration of bacteriemia, from bacteri- + -emia

First Known Use

1873, in the meaning defined above

Time Traveler
The first known use of bacteremia was in 1873

Browse Nearby Words

Cite this Entry

“Bacteremia.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bacteremia. Accessed 15 Sep. 2025.

Medical Definition

bacteremia

noun
bac·​ter·​emia
variants or chiefly British bacteraemia
: the presence of bacteria in the blood

Note: Bacteremia is often transient and asymptomatic but may be associated with invasion of the bloodstream from a usually localized source of infection (as a skin wound, indwelling catheter, or urinary tract infection) and lead to sepsis.

compare septicemia, viremia
bacteremic adjective
or chiefly British bacteraemic

More from Merriam-Webster on bacteremia

Last Updated: - Updated example sentences
Love words? Need even more definitions?

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