肺心病 fèixīnbìng pulmonary heart disease Definitions Defs Origin Strokes Stroke Words Sentences Sents 肺 fèi noun lung lung; the breathing organ in the chest of humans and many animals, also called 肺脏 fèizàng心 xīn noun heart the physical organ that pumps blood; refers to the chest area where the heart is located病 bìng noun illness illness; disease; physical or mental sickness