The list of diving acronyms and abbreviations.

All diving related acronyms and abbreviations.

Stands For|0Abbreviated As|0Related|268
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NSS-CDS:
National Speleological Society-Cave Diving Section(Scuba diving)
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OD:
Ocean Diver(Scuba diving, Diving, Underwater)
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OMS:
Ocean Management Systems(Scuba diving, Diving, Underwater)
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OOA:
Out of Air(Scuba diving, Diving, Underwater)
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OS:
O.S. Systems, Inc.(Scuba diving, Diving, Underwater)
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OSTC:
Open Source Tauchcomputer(Diving, Technology)
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OTT:
Oxygen Tolerance Test(Scuba diving, Diving, Underwater)
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OTU:
Oxygen Toxicity Unit(Dive gear, Scuba diving, Diving)
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OW:
Open Water(Scuba diving, Diving, Underwater)
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OWD:
Open Water Diver(Scuba diving, Diving, Underwater)
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OWI:
Open Water Instructor(Scuba diving, Diving, Underwater)
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OWIC:
Open Water Instructor Course(Scuba diving, Diving, Underwater)
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OWSI:
Open Water Scuba Instructor(Scuba diving, Diving, Underwater)
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P:
Pressure(Scuba diving, Diving, Underwater)
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PADUA:
Pennsylvania Analysis of Decompression for Undersea and Aerospace
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PDC:
Personal Dive Computer(Scuba diving, Diving, Underwater)
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PDIC:
Professional Diving Instructors Corporation(Scuba diving, Diving)
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PFO:
Patent Foramen Ovale(Scuba diving, Diving, Underwater)
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PG:
Pressure Group(Scuba diving, Diving, Underwater)
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PP:
Partial Pressure(Scuba diving, Diving, Underwater)
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HarvardSmart Define 2017, diving, Smart Define, viewed 24 September, 2026, <http://smartdefine.org/diving/abbreviations/r>.
MLASmart Define. "diving" 10 October 2017. Web. 24 September 2026. <http://smartdefine.org/diving/abbreviations/r>