DIAPHRAGM
Diaphragm
The diaphragm is a cervical barrier type of birth control. It is a soft latex or silicone dome with a spring molded into the rim. The spring creates a seal against the walls of the vagina.The above text is a snippet from Wikipedia: Diaphragm (contraceptive)
and as such is available under the Creative Commons Attribution/Share-Alike License.
diaphragm
Noun
- In mammals, a sheet of muscle separating the thorax from the abdomen, contracted and relaxed in respiration to draw air into and expel air from the lungs; also called thoracic diaphragm.
- Any of various membranes or sheets of muscle or ligament which separate one cavity from another.
- A contraceptive device consisting of a flexible cup, used to cover the cervix during intercourse.
- A flexible membrane separating two chambers and fixed around its periphery that distends into one or other chamber depending on the as the difference in the pressure in the chambers varies.
- In a speaker, the thin, semi-rigid membrane which vibrates to produce sound.
- A thin opaque structure with a central aperture, used to limit the passage of light into a camera or similar device.
- A permeable or semipermeable membrane
- A floor slab, metal wall panel, roof panel or the like, havig a sufficiently large in-plane shear stiffness and sufficient strength to transmit horizontal forces to resisting systems.
<gallery> Image:Diaphragm.jpg|The thoracic diaphragm. Image:Contraception diaphragme.jpg|A contraceptive diaphragm. Image:Seal (diaphragm).png|A mechanical diaphragm. Image:X5 Paper Pulp Cone.jpg|An acoustic diaphragm. </gallery>
Verb
- To reduce lens aperture using an optical diaphragm.
- To act as a diaphragm, for example by vibrating.
The above text is a snippet from Wiktionary: diaphragm
and as such is available under the Creative Commons Attribution/Share-Alike License.