- excessively rapid and deep breathing.
- 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 of hyperventilation
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- an increase in the depth, duration, and rate of breathing, sometimes resulting in cramp and dizziness
Word Origin and History for hyperventilation
Online Etymology Dictionary, © 2010 Douglas Harper
- 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.