Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps

Noun: scuba  skoo-bu
  1. A device (trade name Aqua-Lung) that lets divers breathe under water; scuba is an acronym for self-contained underwater breathing apparatus
    - aqualung, Aqua-Lung

Derived forms: scubas

Type of: breathing apparatus, breathing device, breathing machine, ventilator

Encyclopedia: Scuba