hyper ventilation

hyperventilation

[hahy-per-ven-tl-ey-shuhn]
noun
1.
excessively rapid and deep breathing.
2.
a condition characterized by abnormally prolonged and rapid breathing, resulting in decreased carbon dioxide levels and increased oxygen levels that produce faintness, tingling of the fingers and toes, and, if continued, alkalosis and loss of consciousness.

Origin:
1925–30; hyper- + ventilation

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Collins
World English Dictionary
hyperventilation (ˌhaɪpəˌvɛntɪˈleɪʃən)
 
n
an increase in the depth, duration, and rate of breathing, sometimes resulting in cramp and dizziness

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American Heritage
Medical Dictionary

hyperventilation hy·per·ven·ti·la·tion (hī'pər-věn'tl-ā'shən)
n.
Abnormally fast or deep respiration resulting in the loss of carbon dioxide from the blood, thereby causing a decrease in blood pressure and sometimes fainting.


hy'per·ven'ti·late' v.
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