Final answer:
Hyperthermia is the condition of overheating the body or having a body temperature greatly above normal.
Step-by-step explanation:
The name of the condition of overheating the body or having a body temperature greatly above normal is hyperthermia. Hyperthermia occurs when the body's heat-regulating mechanisms are overwhelmed and unable to effectively cool the body. It can be caused by external factors such as hot weather or prolonged exposure to high temperatures, or internal factors such as intense physical activity or certain medical conditions.
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