Also found in: Thesaurus, Medical, Encyclopedia.


 (hī′pərp-nē′ə, hī′pər-nē′ə)
Abnormally deep or rapid breathing.

[hyper- + Greek pnoiā, -pnoia, breath, breathing (from pnein, to breathe; see pneu- in Indo-European roots).]

hy′perp·ne′ic (-ĭk) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Medicine) med characterized by unusually fast breathing
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
There were no apneic or hyperpneic periods during the postoperative follow-up.
PE revealed tachypneic and hyperpneic breathing patterns, and her electrocardiogram (ECG) demonstrated signs of sinus tachycardia.
She was afebrile, tachypneic, and hyperpneic with a respiratory rate of 28.