a mechanical device in a camera that controls size of aperture of the lens; "the new cameras adjust the diaphragm automatically"
electro-acoustic transducer that vibrates to receive or produce sound waves
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
gradually deprive (infants and young mammals) of mother's milk; "she weaned her baby when he was 3 months old and started him on powdered milk"; "The kitten was weaned and fed by its owner with a bottle"