diaphragm
US /ˈdaɪəˌfræm/
・UK /ˈdaɪəfræm/
C1
noun
- Muscular membrane separating upper/lower organs
- A dome-shaped, muscular partition separating the thorax from the abdomen in mammals. It plays a major role in breathing, as its contraction increases the volume of the thorax and so inflates the lungs.
- A contraceptive device consisting of a thin rubber or plastic dome that is inserted into the vagina to cover the cervix.
- A thin, usually circular, plate or membrane that vibrates in response to sound waves or light, or that controls the passage of light or fluid.