- 1[countable, uncountable] a medical condition in which a person has a temperature that is higher than normal He has a high fever. Aspirin should help reduce the fever. compare temperature
- 2[countable, uncountable] (old-fashioned) (used mainly in compounds) a particular type of disease in which someone has a high temperature She caught a fever on her travels in Africa, and died. see hay fever, rheumatic fever, scarlet fever, yellow fever
- 3[singular] fever (of something) a state of nervous excitement He waited for her arrival in a fever of impatience.
- 4[uncountable] (especially in compounds) great interest or excitement about something election fever World Series fever has gripped the nation. see spring fever
Check pronunciation: fever