air jacket
Học thuậtThân thiện
Definition
Noun: An inflatable life jacket; a personal flotation device that can be filled with air, typically manually or automatically upon immersion in water, to provide buoyancy.
Usage
The term "air jacket" specifically refers to a type of life-saving garment. It is used in contexts related to boating, water sports, and safety equipment. - All passengers on the small boat were required to wear an air jacket. - The new model of air jacket inflates automatically when it hits the water.
Advanced Usage
- As a safety standard: Often discussed in maritime regulations and safety briefings.
- The coast guard inspection checked for a functional air jacket for each crew member.
Variants and Related Words
- Life jacket (n): A more general term for any personal flotation device.
- Inflatable vest (n): A descriptive synonym focusing on its inflatable nature.
- Personal Flotation Device (PFD) (n): The formal technical and regulatory category that includes air jackets.
Synonyms
- Inflatable life vest
- Buoyancy aid (though this can sometimes refer to a different class of device with less inherent buoyancy)
Related Phrases
- To don an air jacket: To put on the air jacket.
- The captain ordered everyone to don their air jackets as a precaution.
- Automatic inflation mechanism: A common feature of modern air jackets.
- His air jacket's automatic inflation mechanism saved his life when he fell overboard.
Noun
- an inflatable life jacket