1. an abnormally high rate of metabolism in the body, resulting in increased energy expenditure and heat production
Usage: medical/scientific term; often associated with thyroid disorders, fever, or certain medical conditions

Examples

• The patient's hypermetabolism was caused by an overactive thyroid gland.
• Hypermetabolism can lead to rapid weight loss despite adequate food intake.
• Doctors diagnosed hypermetabolism after observing the patient's elevated heart rate and body temperature.
• Severe infections may trigger hypermetabolism as the body works to fight off the illness.
• The athlete's naturally high hypermetabolism required her to consume significantly more calories than her peers.