 diaphragm |
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| 1. | [ noun ] (photography) a mechanical device in a camera that controls size of aperture of the lens | |
| Synonyms: | stop | |
| Examples: | "the new cameras adjust the diaphragm automatically" |
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| Related terms: | mechanical_device iris camera | |
| 2. | [ noun ] (anatomy) a muscular partition separating the abdominal and thoracic cavities; functions in respiration | |
| Synonyms: | midriff | |
| Related terms: | muscular_structure membrane torso anatomy | |
| 3. | [ noun ] (sexuality) 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: | contraceptive_diaphragm pessary | |
| Related terms: | contraceptive | |
| 4. | [ noun ] electro-acoustic transducer that vibrates to receive or produce sound waves | |
| Related terms: | disk electro-acoustic_transducer | |
| Similar spelling: |
Dippers |
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