chylopneumothorax

noun
chy·​lo·​pneu·​mo·​tho·​rax | \ -ˌn(y)ü-mə-ˈthō(ə)r-ˌaks, -ˈthȯ(ə)r- How to pronounce chylopneumothorax (audio) \
plural chylopneumothoraxes or chylopneumothoraces\ -​ˈthōr-​ə-​ˌsēz, -​ˈthȯr-​ How to pronounce chylopneumothoraces (audio) \

Medical Definition of chylopneumothorax

: the presence of air and chyle in the pleural cavity