[mass noun] A mild systemic disease with symptoms resembling influenza, probably caused by a legionella infection.
- ‘Some people who come into contact with the bacteria will develop the less serious Pontiac fever, which causes a flu-like illness, which only lasts for a few days.’
- ‘This is a flu-like illness is known as Pontiac fever.’
- ‘The bacteria causes both the mild Pontiac fever and the more serious Legionnaires Disease.’
1960s: named after Pontiac, Michigan, US, where the first major outbreak was recorded.