Scuba Acronyms

Within the would of Scuba Diving you will always come across acronyms, there has already been one in the first half of this sentence, Scuba – Self Contained Underwater Breathing Apparatus. Here are a few more to help you understand what we’re talking about……..

Agencies

  • SDI – Scuba Diving International
  • TDI – Technical Diving International
  • PADI – Professional Association of Dive Instructors
  • NAS – Nautical Archaeology Society
  • BSAC – British Sub Aqua Club
  • DAN – Diver’s Alert Network
  • MCA – Maritime and Coastguard Agency
  • RNLI – Royal National Lifeboat Institution
  • RYA -Royal Yachting Association

Qualifications

  • OW – Open Water
  • AOW – Advanced Open Water
  • RD – Rescue Diver
  • DM – Dive Master
  • MSD – Master Scuba Diver
  • AI – Assistant Instructor
  • OWSI – Open Water Scuba Instructor
  • EFR – Emergency First Response

General Terms

  • ABLJ – Adjustable Buoyancy Life Jacket
  • BCD – Buoyancy Compensator Device – Buoyancy Control Device
  • BWRAF – Buoyancy Weights Releases Air Final OK (PADI)
  • CCR – Closed Circuit Rebreather
  • CPR – Cardiopulmonary Resuscitation
  • DCI – Decompression Illness
  • DCS – Decompression Sickness
  • DPV – Diver Propulsion Vehicle
  • DSMB – Delayed Surface Marker Buoy
  • EAN – Enriched Air Nitrox
  • GPS – Global Positioning System
  • LAT – Lowest Astronomical Tide
  • NDL – No Decompression Limit
  • PFO – Patent Foramen Ovale
  • RDP – Recreational Dive Planner
  • SAR – Search and Rescue
  • SCUBA – Self Contained Underwater Breathing Apparatus
  • SMB – Surface Marker Buoy
  • SPG – Submersible Pressure Gauge
  • TP – Test Pressure
  • UPTD – Unit Pulmonary Toxic Dose
  • WP – Water Pressure, also Working Pressure
  • YBOD – Better known as the “Yellow Box Of Desire”