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v. ex·pec·to·rat·ed, ex·pec·to·rat·ing, ex·pec·to·rates
1. To eject from the mouth; spit.
2. To cough up and eject by spitting.
1. To spit.
2. To clear out the chest and lungs by coughing up and spitting out matter.

[Latin expectorāre, expectorāt-, to drive from the chest : ex-, ex- + pectus, pector-, chest.]

ex·pec′to·ra′tion n.
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.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.expectoration - the process of coughing up and spitting out
bodily function, bodily process, body process, activity - an organic process that takes place in the body; "respiratory activity"
2.expectoration - the act of spitting (forcefully expelling saliva)expectoration - the act of spitting (forcefully expelling saliva)
ejection, forcing out, expulsion, projection - the act of expelling or projecting or ejecting
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.


n. expectoración, esputo, expulsión de mucosidades o flema de los pulmones, tráquea y bronquios.
English-Spanish Medical Dictionary © Farlex 2012
References in classic literature ?
The silences widened; the expectoration marvellously increased.
Battle royal was waged, amid the smoking of many cigarettes and the expectoration of much tobacco-juice, wherein the tramp successfully held his own, even when a socialist workman sneered, "There is no god but the Unknowable, and Herbert Spencer is his prophet." Martin was puzzled as to what the discussion was about, but when he rode on to the library he carried with him a new-born interest in Herbert Spencer, and because of the frequency with which the tramp had mentioned "First Principles," Martin drew out that volume.
Neither Bert nor Laurier made any reply, and presently, after a little skilful expectoration, the young gentleman was attracted by the appearance of two of his friends down the road and shuffled off, whooping weirdly....
At length it occurred to me that they were only spitting, which was indeed the case; though how any number of passengers which it was possible for that car to contain, could have maintained such a playful and incessant shower of expectoration, I am still at a loss to understand: notwithstanding the experience in all salivatory phenomena which I afterwards acquired.
In a study dating back to 1979, researchers found that IMST helped patients living with severe COPD to achieve improved breath control, as well as improved expectoration, the ejection of phlegm and mucus from throats and lungs.
The combination of expiratory positive pressure with high-frequency oscillation has been shown to increase successful expectoration of sputum in patients with bronchiectasis.
Les symptomes les plus revelateurs et qui permettent de deceler la maladie sont une toux persistante avec expectoration chronique pendant 3 mois consecutif, a laquelle malheureusement le malade ne prete pas attention .Il y a une dyspnee parfois meconnue, car le malade s'adapte a sa dyspnee persistante ou apparaissant a l'effort ou lors d'une exacerbation.
As shown in [Table 1], cough (72.9%) and expectoration (51.8%) were the most common symptoms in patients with pulmonary cryptococcosis.
Since ancient times hyssop has been infused to treat infections of the respiratory system particularly where there is excessive mucus: the herb gently stimulates expectoration and aids recovery.
The most prevalent self-reported respiratory symptoms in the participants were cough (60.0%) and expectoration (52.5%), with none reporting of blood-stained sputum (0.0%).
Plastic bronchitis is a rare condition of unclear pathogenesis characterized by the expectoration of casts in the mold of the tracheobronchial tree.