Definition

Noun A state of extremely high body temperature; a severe and dangerous fever.

Usage

This is a medical term used specifically to describe a fever that is exceptionally high, typically above 106°F (41.1°C). It is a serious condition that requires immediate medical attention.

Examples

• The patient was admitted to the emergency room with hyperpyrexia.
• Hyperpyrexia can be a symptom of severe infection or heat stroke.
• In rare cases, certain medications can induce hyperpyrexia.

Advanced Usage

• Malignant hyperpyrexia (or malignant hyperthermia): A specific, severe reaction to certain anesthetic drugs, characterized by a rapid rise in body temperature and muscle rigidity.
  • The surgical team was prepared for a potential case of malignant hyperpyrexia.

Variants and Related Words

• Hyperpyrexic (adjective): Relating to or characterized by hyperpyrexia.
  • The child was in a hyperpyrexic state.

Synonyms

• High fever
• Extreme fever
• Febrile crisis (in specific medical contexts)

Different Meanings

This word has a single, specific meaning in medical terminology. It is not used in general or figurative language.

Noun

1. extremely high fever (especially in children)