Etymology
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hyperventilation (n.)

1877, "method of treating certain diseases (especially tuberculosis) by exposing them to drafts of air," from hyper- "over, exceedingly, to excess" + ventilation. From 1907 as "extremely rapid deep breathing, short for hyperventilation of the lungs (1902).

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Definitions of hyperventilation

hyperventilation (n.)
an increased depth and rate of breathing greater than demanded by the body needs; can cause dizziness and tingling of the fingers and toes and chest pain if continued;
From wordnet.princeton.edu