emphysema

play
noun em·phy·se·ma \ˌem(p)-fə-ˈzē-mə, -ˈsē-\

Definition of emphysema

  1. :  a condition characterized by air-filled expansions of body tissues; specifically :  a condition of the lung marked by abnormal enlargement of the alveoli with loss of pulmonary elasticity that is characterized especially by shortness of breath and may lead to impairment of heart action

emphysematous

play \ˌem(p)-fə-ˈze-mə-təs, -ˈse-, -ˈzē-, -ˈsē-\ adjective

emphysemic

play \ˌem(p)-fə-ˈzē-mik, -ˈsē-\ adjective

Recent Examples of emphysema from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'emphysema'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of emphysema

New Latin, from Greek emphysēma, from emphysan to inflate, from em- 2en- + physan to blow, from physa breath — more at pustule


First Known Use: circa 1587


EMPHYSEMA Defined for English Language Learners

emphysema

play
noun

Definition of emphysema for English Language Learners

  • medical : a disease in which the lungs become stretched and breathing becomes difficult


EMPHYSEMA Defined for Kids

emphysema

play
noun em·phy·se·ma \ˌem-fə-ˈzē-mə, -ˈsē-mə\

Definition of emphysema for Students

  1. :  a disease in which the lungs become stretched and inefficient


Medical Dictionary

emphysema

play play
noun em·phy·se·ma \ˌem(p)-fə-ˈzē-mə, -ˈsē-\

Medical Definition of emphysema

  1. :  a condition characterized by air-filled expansions in interstitial or subcutaneous tissues; specifically :  a condition of the lung that is marked by distension and eventual rupture of the alveoli with progressive loss of pulmonary elasticity, that is accompanied by shortness of breath with or without cough, and that may lead to impairment of heart action

emphysematous

\-ˈzem-ət-əs, -ˈsem-, -ˈzēm-, -ˈsēm-\play play play play adjective

emphysemic

\-ˈzē-mik, -ˈsē-\play play adjective

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