salmonella

noun

sal·​mo·​nel·​la ˌsal-mə-ˈne-lə 

plural salmonellae ˌsal-mə-ˈne-(ˌ)lē 

-ˌlī

or salmonellas or salmonella

: any of a genus (Salmonella) of usually motile enterobacteria that are pathogenic for humans and other warm-blooded animals and cause food poisoning, gastrointestinal inflammation, typhoid fever, or septicemia

Examples of salmonella in a Sentence

Recent Examples on the Web

Most people with salmonella infection experience diarrhea, stomach cramps, headache, nausea and vomiting. — Mary Whitfill Roeloffs, Forbes.com, 6 Aug. 2026

The United States is experiencing several major salmonella outbreaks connected to food and pets. — Jen Christensen, CNN Money, 6 Aug. 2026

For example, there was an outbreak of salmonella linked to raw milk in California in late 2023 and into early 2024. — Parents, 6 Aug. 2026

On Wednesday, the CDC said that four people in Michigan had been sickened in an unrelated outbreak of salmonella linked to jalapeños. — Sara G. Miller, NBC news, 6 Aug. 2026

Word History

Etymology

New Latin, from Daniel E. Salmon †1914 American veterinarian

First Known Use

1913, in the meaning defined above

Rhymes for salmonella

• arabella
• bartonella
• bordetella
• cinderella
• citronella
• columella
• isabella
• klebsiella
• legionella
• mozzarella
• pasteurella
• trichinella

Kids Definition

salmonella

noun

sal·​mo·​nel·​la ˌsal-mə-ˈnel-ə 

plural salmonellae -ˈnel-ē 

-ˌī

or salmonellas or salmonella

: any of a genus of rod-shaped bacteria that cause various illnesses (as food poisoning) in human beings and other warm-blooded animals

Medical Definition

salmonella

noun

sal·​mo·​nel·​la ˌsal-mə-ˈnel-ə 

1

capitalized : a genus of aerobic gram-negative rod-shaped nonspore-forming usually motile bacteria of the family Enterobacteriaceae that grow well on artificial media and form acid and gas on many carbohydrates but not on lactose, sucrose, or salicin, that are pathogenic for humans and other warm-blooded animals, and that cause food poisoning, acute gastrointestinal inflammation, typhoid fever, and septicemia

2

plural salmonellae -ˈnel-ē  or salmonellas or salmonella : any bacterium of the genus Salmonella