Dive Adventures Scuba Glossary is for scuba divers and anyone else interested in scuba diving terminology. To find the scuba glossary term that you are looking for click on the letters below to display the scuba glossary terms that begin with that letter. If you feel that we have missed a term from our scuba glossary or would like a term added to our scuba glossary please contact us so that we can add that term to our scuba glossary. Dive Adventures thanks you for visiting our scuba glossary and helping us to make it better for other scuba divers and those interested in scuba diving terminology Optionally you may select "All Terms" to display the entire list of terms from our scuba glossary database.
The blanket of air surrounding the earth, from sea level to outer space. Also, a unit of pressure; "one atmospheres is pressure of the atmosphere at sea level, I.e., 760 mm Hg. Two atmosphere is twice this pressure, 1520 mm Hg, etc. Abbreviated atm.