Definition of hyperbaric in English:

hyperbaric

adjective

  • Of or involving a gas at a pressure greater than normal.

    • ‘The pressure inside the hyperbaric chamber was achieved by compressed air.’
    • ‘Early recompression on pure oxygen in a hyperbaric chamber is essential and potentially lifesaving.’
    • ‘They tried oxygen under pressure in a hyperbaric chamber.’
    • ‘‘I'll be back,’ said Paul, who is flying to the Isle of Man for an intensive week of pressure treatments in hyperbaric chambers.’
    • ‘Supplemental oxygen or pressurized portable hyperbaric chambers should be used if descent is delayed.’

Origin

1960s: from hyper- above normal + Greek baros heavy.

Pronunciation:

hyperbaric

/ˌhīpərˈberik/