Definition of overbreathe in English:

overbreathe

verb

  • another term for hyperventilate
    • ‘Interoceptive exposure involves having the patient perform such activities as purposefully overbreathing to experience the same symptoms they feel when experiencing a panic attack.’
    • ‘The trouble is that many people overbreathe or hyperventilate.’

Pronunciation

overbreathe

/ˌəʊvəˈbriːð/