American Heritage Dictionary
(1)
Century Dictionary
GNU Webster's 1913
(1)
WordNet
Elsewhere on the web
If immediate descent is not possible a hyperbaric or Gamow bag is very helpful.
The family recently was able to get Brad Thomas some time in a hyperbaric chamber, which pressurizes oxygen so the skin and lungs can absorb more concentrated oxygen in a short period of time.— The Facts: News
The use of hyperbaric oxygen is somewhat controversial, he said, and there's "really there's been no definitive proof that it's effective."— Canadian Online Health News
So why not, the thinking goes, employ it across a range of care: neurotrauma, pediatric trauma, perinatal, hyperbaric, burns, eye problems?— EMSResponder.com: Top EMS News
The hyperbaric chamber is being used as a common treatment for a wide variety of medical conditions.

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