Glossary - Suunto Mosquito User Manual

9. GLOSSARY

Altitude dive
Apnea
Ascent rate
ASC RATE
Ascent time
ASC TIME
Ceiling
Ceiling Zone
CNS
Central Nervous System Toxicity
A dive made at an elevation greater than 300 m [1000 ft]
above sea level.
Absence of breathing. Freedivers are apneic throughout the
duration of their dive.
The speed at which the diver ascends toward the surface.
Abbreviation for ascent rate.
The minimum amount of time needed to reach the surface
on a decompression stop dive.
Abbreviation for ascent time.
On a decompression stop dive the shallowest depth to
which a diver may ascend
On a decompression stop dive the zone between the
ceiling and the ceiling plus 1.8 m [6 ft]. This depth range
is displayed with the two arrows pointing toward each
other (the "hour glass" icon).
Abbreviation for Central Nervous System toxicity.
Toxicity caused by oxygen. Can cause a variety of
neurological symptoms. The most important of which is an
epileptic-like convulsion which can cause a diver to drown.
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