from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Of, relating to, or involving the expiration of air from the lungs.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Of or pertaining to expiration

from the GNU version of the Collaborative International Dictionary of English

  • adj. Pertaining to, or employed in, the expiration or emission of air from the lungs.

from The Century Dictionary and Cyclopedia

  • Pertaining to the emission or expiration of breath from the lungs.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. of or relating to the breathing out phase of respiration


Sorry, no etymologies found.


  • The Strive study tested the drug in 161 patients with the mutation and showed that a measure of air exhaled, called forced expiratory volume, increased after 24 weeks and 48 weeks in comparison to placebo.

    Vertex Reports Success of Cystic Fibrosis Drug

  • In the primary goal of the trial, the drug showed an improvement in forced expiratory volume of 10.6% in those on the drug through 24 weeks and 10.5% through 48 weeks.

    Vertex Reports Success of Cystic Fibrosis Drug

  • A small, inexpensive device that measures how fast air moves out of the child's lungs when a child exhales; it measures the peak expiratory flow (PEF) which is an indicator of airway size.


  • Not to mention that your core supporters ovet the age of 65 will be very much dimished in the next 8 years due to expiratory life expectancy!

    Vilsack says it's over

  • The young man's doctor asked the young man's worried mom to measure his "peak expiratory flow" -- a measure of how well a person can exhale -- before and after he visited Facebook.

    Is that right? Facebook triggers asthma attacks?

  • Today, I have a nice expiratory wheeze and a deeper, productive cough, and the fever is a bit more, though still not more than a hundred, if my ancient glass analog-thermometer can be believed.

    Archive 2010-03-01

  • It is a breathing disorder affecting the expiratory function.

    Natural Remedies for Curing Bronchitis

  • They found that the best predictors of cognitive change over a two-year period included strenuous activity and peak pulmonary expiratory flow rate.

    SciAm - Fit Body, Fit Mind? Your Workout Makes You Smarter

  • These vocal sounds might be voiced, with vibration in the larynx—the airway used for breathing—or may be expiratory—part of an exhalation.


  • In brief, measurements included height, weight, blood pressure, six-lead electrocardiogram, lung function forced expiratory volume in 1 s and forced vital capacity, plasma cholesterol concentration, and a glucose tolerance test.

    The sugar hypothesis | The Blog of Michael R. Eades, M.D.


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