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scuba

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Noun scuba has 1 sense
  1. aqualung, Aqua-Lung, scuba - a device (trade name Aqua-Lung) that lets divers breathe under water; scuba is an acronym for self-contained underwater breathing apparatus
    --1 is a kind of breathing device, breathing apparatus, breathing machine, ventilator
    --1 has parts: cylinder; oxygen mask
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