Noun: aqualung 'aak-wu,lúng [N. Amer], 'ak-wu,lúng [Brit]
- A device (trade name Aqua-Lung) that lets divers breathe under water; scuba is an acronym for self-contained underwater breathing apparatus
"The diver checked his aqualung before descending into the reef";
- Aqua-Lung, scuba
Derived forms: aqualungs, Aqua-Lungs
Type of: breathing apparatus, breathing device, breathing machine, ventilator
Encyclopedia: Aqualung