remedy that prevents or slows the course of an illness or disease | a mechanical device in a camera that controls size of aperture of the lens |
an agent or device intended to prevent conception | electro-acoustic transducer that vibrates to receive or produce sound waves |
any obstruction that impedes or is burdensome | 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 |
| (anatomy) a muscular partition separating the abdominal and thoracic cavities; functions in respiration |