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

It was in the 1940s that he developed the Aqua-Lung, the first scuba gear, and in 1953 that his book The Silent World was released in the U.S. to immense success.

From Time

While Cousteau was willing to take risks for the Resistance, he was even more unflinching in his willingness to face death by testing his Aqua-Lung in rivers, underwater caves and the open sea.

From Washington Post