肺活量 fèihuóliàng lung capacity Origin Definitions Defs 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活 huó adjective alive alive; living; in a living state量 liàng noun quantity; capacity The amount, volume, or quantity of something; capacity to hold or tolerate, such as for food, drink, or character.