(n): mechanism consisting of a device that works on mechanical principles
(n): (anatomy) a muscular partition separating the abdominal and thoracic cavities; functions in respiration
(n): the muscular system of an organism
(n): a pliable sheet of tissue that covers or lines or connects the organs or cells of animals or plants
(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
(n): an agent or device intended to prevent conception
(n): electro-acoustic transducer that vibrates to receive or produce sound waves
(n): a flat circular plate
