Meaning: A coral reef off the southern coast of Florida. Classified under: Nouns denoting natural objects (not man-made) Synonyms: cay; Florida key; key. Hypernyms (cay is a kind of...): coral reef (a reef consisting of coral consolidated into limestone) Holonyms (cay is a part of...):
Causes. Fever occurs when an area in your brain called the hypothalamus (hi-poe-THAL-uh-muhs) â also known as your body's thermostat â shifts the set point of your normal body temperature upward.
A fever is a rise in body temperature. It's usually a sign of infection. The fever itself is generally harmless and probably helpful. Fevers usually don't need treatment.The average body temperature is 98.6 F (37 C). But normal body temperature can range between 97 (36.1) and 99 (37.2) or more. fever is a rise in body temperature. It's usually a sign of infection. The fever itself is generally harmless and probably helpful. Fevers usually don't need treatment. The average body temperature is 98.6 F (37 C).