EMPHYSEMA

em ‧ phy ‧ se ‧ ma /ˌemfəˈsiːmə, ˌemfɪˈsiːmə/ BrE AmE noun [uncountable]

[ Date: 1600-1700 ; Language: Modern Latin ; Origin: Greek , from emphysan 'to swell' ]

medical a serious disease that affects the lungs, making it difficult to breathe