1. (noun) diaphragm, stop
a mechanical device in a camera that controls size of aperture of the lens
Synonyms: plosive, period, stay, diaphragm, stop consonant, layover, pessary, midriff, hitch, stopover, full point, stoppage, full stop, catch, check, blockage, plosive speech sound, occlusion, block, point, halt, stop, occlusive, arrest, plosive consonant, closure, contraceptive diaphragm
2. (noun) diaphragm, midriff
(anatomy) a muscular partition separating the abdominal and thoracic cavities; functions in respiration
Synonyms: pessary, midriff, middle, midsection, contraceptive diaphragm, diaphragm, stop
3. (noun) diaphragm, pessary, contraceptive diaphragm
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
Synonyms: pessary, midriff, contraceptive diaphragm, diaphragm, stop
4. (noun) diaphragm
electro-acoustic transducer that vibrates to receive or produce sound waves
Synonyms: pessary, midriff, contraceptive diaphragm, stop
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Synonyms and Antonyms of diaphragm 
