Noun: scuba skoo-bu
- 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 scuba before descending into the reef";
- aqualung, Aqua-Lung
Derived forms: scubas
Type of: breathing apparatus, breathing device, breathing machine, ventilator
Encyclopedia: Scuba