Aqua-Lung

American  

[ak-wuh-luhng, ah-kwuh-] / ˈæk wəˌlʌŋ, ˈɑ kwə- /

Or Aqua Lung

Trademark.

1. a brand of underwater breathing apparatus for a swimmer or skin-diver, consisting of a cylinder of compressed air that is strapped to the back, a flexible tube connecting the cylinder with the swimmer's mouth, and an automatic pressure regulator that controls the flow of air into the lungs.

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Example Sentences

Jacques Cousteau helped invent the Aqua-Lung, an early version of the scuba breathing gear now used by divers everywhere.

From NewsForKids.net • Mar. 25, 2024

Compressed air, not oxygen, is used with an Aqua-Lung, and oxygen breathed at depths of more than about 35 ft. becomes highly toxic to the human body, resulting in convulsions, blackout, and eventully death .

From Time Magazine Archive

"And the best way to become a fish...is to don an underwater breathing device called the Aqua-Lung."

From Time Magazine Archive

The Aqua-Lung, he says, is only the first step.

From Time Magazine Archive

Cousteau is convinced that nearly anyone with adequate training and common sense can learn to dive with an Aqua-Lung.

From Time Magazine Archive