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emphysema

[em-fuh-see-muh, -zee-]
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noun Pathology.
  1. a chronic, irreversible disease of the lungs characterized by abnormal enlargement of air spaces in the lungs accompanied by destruction of the tissue lining the walls of the air spaces.
  2. any abnormal distention of an organ, or part of the body, with air or other gas.
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Origin of emphysema

1655–65; < New Latin < Greek emphȳ́sēma inflation, equivalent to em- em-2 + phȳsē- (variant stem of phȳsân to blow) + -ma noun suffix denoting result of action
Related formsem·phy·sem·a·tous [em-fuh-sem-uh-tuh s, -see-muh-, -zem-uh-, -zee-muh-] /ˌɛm fəˈsɛm ə təs, -ˈsi mə-, -ˈzɛm ə-, -ˈzi mə-/, adjectiveem·phy·se·mic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for emphysematous

Historical Examples

  • The upper lobe partially excavated and ragged; the inferior lobe infiltrated and emphysematous.

    An Investigation into the Nature of Black Phthisis

    Archibald Makellar

  • The only subsequent inconvenience to the bird arose from emphysematous distension of the cellular tissue of the head and neck.

    Parasites

    T. Spencer Cobbold

  • Decomposition sets in early, and the resulting gases cause a puffy, emphysematous condition of the connective tissue.


British Dictionary definitions for emphysematous

emphysema

noun pathol
  1. Also called: pulmonary emphysema a condition in which the air sacs of the lungs are grossly enlarged, causing breathlessness and wheezing
  2. the abnormal presence of air in a tissue or part
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Derived Formsemphysematous (ˌɛmfɪˈsɛmətəs, -ˈsiː-), adjective

Word Origin

C17: from New Latin, from Greek emphusēma, a swelling up, from emphusan to inflate, from phusan to blow
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 emphysematous

emphysema

n.

1660s, from Modern Latin, from Greek emphysema "swelling, inflation," from emphysan "inflate," from en "in" (see en- (2)) + physan "to blow," from physa "breath, blast" (see pustule).

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Online Etymology Dictionary, © 2010 Douglas Harper

emphysematous in Medicine

emphysema

(ĕm′fĭ-sēmə, -zē-)
n.
  1. 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.pulmonary emphysema
  2. An abnormal distention of body tissues caused by retention of air.
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Related formsem′phy•sema•tous (-sĕmə-təs, -sēmə-, -zĕmə-, -zēmə-) adj.em′phy•semic adj. n.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

emphysematous in Science

emphysema

[ĕm′fĭ-sēmə]
  1. A chronic lung disease characterized by progressive, irreversible expansion of the alveoli with eventual destruction of alveolar tissue, causing obstruction to airflow. Patients with emphysema often have labored breathing, wheezing, chronic fatigue, and increased susceptibility to infection, and may require oxygen therapy. Long-term smoking is a common cause of emphysema.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

emphysematous in Culture

emphysema

[(em-fuh-see-muh, em-fuh-zee-muh)]

A chronic disease in which the tiny air sacs in the lungs become stretched and enlarged, so that they are less able to supply oxygen to the blood. Emphysema causes shortness of breath and painful coughing and can increase the likelihood of developing heart disease. Emphysema occurs most frequently in older men who have been heavy smokers.

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The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.