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hyperventilation

[ hahy-per-ven-tl-ey-shuh n ]
/ ˌhaɪ pərˌvɛn tlˈeɪ ʃən /
SEE MORE SYNONYMS FOR hyperventilation ON THESAURUS.COM

noun

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.

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RELATED WORDS

gasp, palpitation, hyperpnea, dyspnea

Nearby words

hyperuricemia, hypervalinemia, hypervascular, hypervelocity, hyperventilate, hyperventilation, hyperventilation tetany, hypervigilance, hypervitaminosis, hypervolemia, hyperweak force

Origin of hyperventilation

First recorded in 1925–30; hyper- + ventilation
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for hyperventilation

hyperventilation

/ (ˌhaɪpəˌvɛntɪˈleɪʃən) /

noun

an increase in the depth, duration, and rate of breathing, sometimes resulting in cramp and dizziness
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for hyperventilation

hyperventilation


n.

1907, from hyper- + ventilation. Earlier as a type of treatment for lung diseases.

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for hyperventilation

hyperventilation

[ hī′pər-vĕn′tl-āshən ]

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.
Related formshy′per•venti•late′ v.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.