Definitions

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

  • n. A pathological condition of the lungs marked by an abnormal increase in the size of the air spaces, resulting in labored breathing and an increased susceptibility to infection. It can be caused by irreversible expansion of the alveoli or by the destruction of alveolar walls.
  • n. An abnormal distention of body tissues caused by retention of air.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. An abnormal accumulation of air in tissues, most commonly the lungs.
  • n. Pulmonary emphysema, a chronic lung disease.

from the GNU version of the Collaborative International Dictionary of English

  • n. A swelling produced by gas or air diffused in the cellular tissue.

from The Century Dictionary and Cyclopedia

  • n. In pathology, distention with air or other gases.

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

  • n. an abnormal condition of the lungs marked by decreased respiratory function; associated with smoking or chronic bronchitis or old age

Etymologies

Greek emphūsēma, inflation, from emphūsān, to blow in : en-, in; see en-2 + phūsān, to blow (from phūsa, bellows, bladder).
(American Heritage® Dictionary of the English Language, Fourth Edition)

Examples

  • Most extreme of the forms of physiological dysfunction in emphysema are those rather uncommon cases of severe alveolar hypoventilation sometimes called the Ayerza syndrome, in which all of the above trends are manifested to maximum degree, and yet often with only mild anatomical changes in the lungs42.

    Dickinson W. Richards - Nobel Lecture

  • When a consumer, for example, begins smoking cigarettes knowing that she has a particular medical condition, such as emphysema, that is exacerbated by smoking, the Correia defense may be appropriately invoked.

    Mass. Supreme Judicial Court Bars Big Tobacco Defense: Can't Blame the Smoker

  • Nancy told me she had a disease called emphysema, a lung disease that makes it difficult to breathe.

    Chicken Soup for the Soul: Grieving and Recovery

  • After sixty-odd years of coffin nails, he does have emphysema, which is why the pneumonia was dangerous, but why the cigarettes haven't killed him by now is purely genetic.

    Archive 2009-04-01

  • He was suffering from chronic obstructive pulmonary disease, better known as emphysema.

    Without Pity

  • Investigators examined the relationship between vitamin E supplementation and self-reported physician-diagnosed asthma or chronic lung disease, defined as emphysema, chronic bronchitis, and bronchiectasis.

    MedPageToday.com - medical news plus CME for physicians

  • Her doctor told her that it was more commonly known as emphysema, and that Jamie had to stop smoking.

    Features from Minnesota Public Radio

  • COPD often involves loss of lung tissue, called emphysema, as well as narrowed airways, persistent cough, and mucus production, known as chronic obstructive bronchitis.

    PhysOrg.com - latest science and technology news stories

  • COPD often involves destruction of lung tissue, called emphysema, as well as narrowed airways, persistent cough, and mucus production, known as chronic obstructive bronchitis.

    EurekAlert! - Breaking News

  • Today, more than 35 million Americans are living with chronic lung disease such as asthma, and chronic obstructive pulmonary disease (COPD) otherwise known as emphysema and chronic bronchitis

    CreationWiki - Recent changes [en]

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