Synonyms and Antonyms for diaphragm

1. diaphragm (n.)

a mechanical device in a camera that controls size of aperture of the lens

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2. diaphragm (n.)

(anatomy) a muscular partition separating the abdominal and thoracic cavities; functions in respiration

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3. diaphragm (n.)

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

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4. diaphragm (n.)

electro-acoustic transducer that vibrates to receive or produce sound waves

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