Meaning & Definition of Diaphragm in English
English⟶
Diaphragm
/daɪəfræm/
noun
1. A mechanical device in a camera that controls size of aperture of the lens
- "The new cameras adjust the diaphragm automatically"
synonym:
- diaphragm,
- stop
2. (anatomy) a muscular partition separating the abdominal and thoracic cavities
- Functions in respiration
synonym:
- diaphragm,
- midriff
3. A contraceptive device consisting of a flexible dome-shaped cup made of rubber or plastic
- It is filled with spermicide and fitted over the uterine cervix
synonym:
- diaphragm,
- pessary,
- contraceptive diaphragm
4. Electro-acoustic transducer that vibrates to receive or produce sound waves
synonym:
- diaphragm