emphysema
noun/ˌemfɪˈsiːmə/
/ˌemfɪˈsiːmə/
[uncountable] (medical)- a condition that affects the lungs, making it difficult to breatheWord Originmid 17th cent. (originally referring to a condition where air is abnormally present in the body tissues): via late Latin from Greek emphusēma, from emphusan ‘puff up’.
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emphysema