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bottom time

noun, Scuba Diving.
the total time, in minutes, from the beginning of a descent to the beginning of an ascent. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for bottom time
  • As a scuba diver, this would give me more bottom time, and a more efficient way of doing the various stages of my dive.
  • We continued down the slope trying to achieve our planned depth in the short amount of bottom time allotted.
  • Define depth, bottom time and minimum breathing gas limits for the planned dive.
  • The dive mask system displays information such as depth, bottom time, and tank pressure.
  • Define depth, bottom time and cylinder ending pressure limits for the planned dive.

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