g suit
Học thuậtThân thiện
Definition
Noun: A g suit is a specialized garment worn by pilots and astronauts. Its primary function is to protect the wearer from the negative physiological effects of high gravitational forces (g-forces) experienced during rapid acceleration, sharp maneuvers, or re-entry into the atmosphere. It works by applying pressure to the lower body to prevent blood from pooling there, thereby maintaining blood flow to the brain and preventing loss of consciousness (g-LOC).
Usage Examples
- The fighter pilot tightened his g suit before beginning the high-speed maneuver.
- Modern g suits use air bladders to automatically inflate under high g-forces.
- Astronauts wear a g suit during launch and re-entry to counteract the forces of acceleration.
Advanced Usage
- The term is often used in technical contexts within aviation, aerospace medicine, and military training.
- It can be part of a larger life-support or flight ensemble, integrated with other survival gear.
Variants and Related Words
- Anti-g suit: A full synonym, explicitly stating the suit's purpose.
- Gravity suit: A less common variant.
- Pressure suit: A broader category of protective garments that includes g suits but is designed for different environments (e.g., high altitude).
Synonyms
- Anti-g suit
- Anti-gravity suit
Related Phrases/Idioms
- To pull g's / To experience g-forces: To undergo acceleration measured in multiples of Earth's gravity. (e.g., "The pilot pulled 6 g's in the turn.")
- g-LOC (g-induced Loss Of Consciousness): The condition a g suit is designed to prevent.
Noun
- worn by fliers and astronauts to counteract the forces of gravity and acceleration