Look up scuba in Wiktionary, the free dictionary.

Scuba is an acronym for self-contained underwater breathing apparatus. It may also refer to:

• Scuba diving, the use of a self-contained breathing set to stay underwater for periods of time
• Scuba set, the equipment used to do scuba diving
• Scuba (Transformers), a Transformers character

SCUBA may also refer to:

• Submillimetre Common-User Bolometer Array, an instrument used on the James Clerk Maxwell Telescope

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