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Meaning of hyperventilate

hy•per•ven•ti•late

Pronunciation: (hī"pur-ven'tl-āt"), [key]
— v., -lat•ed, -lat•ing.
—v.i.
  1. to be afflicted with hyperventilation; breathe abnormally fast and deep.
—v.t.
  1. to cause (a patient) to breathe more rapidly and deeply than normal.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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