Definition of diaphragmatic
1. diaphragm [ n ] a mechanical device in a camera that controls size of aperture of the lens
Examples:
"the new cameras adjust the diaphragm automatically"
(1961 Research Highlights of the National Bureau of...)
The transducer is a null type instrument and employs a stretched diaphragm , 0.001 in. thick and 1 in. in diameter .
A small pressure unbalance displaces the diaphragm and changes the capacitance between the diaphragm and an electrically insulated plate spaced 0.001 in. apart ( for * * f ) .
A small pressure unbalance displaces the diaphragm and changes the capacitance between the diaphragm and an electrically insulated plate spaced 0.001 in. apart ( for * * f ) .
Spherical concave backing surfaces support the diaphragm when excessive pressures are applied and prevent the stresses within the diaphragm from exceeding the elastic limit .
Spherical concave backing surfaces support the diaphragm when excessive pressures are applied and prevent the stresses within the diaphragm from exceeding the elastic limit .
Synonyms diaphragm stop Related Terms mechanical_device iris camera2. diaphragm [ n ] (anatomy) a muscular partition separating the abdominal and thoracic cavities; functions in respiration
Used in print:(J. W. C. Hagstrom et al., "Debilitating muscular...)
Microscopic studies of the gastrocnemius , pectoralis_major , transversus_abdominis , biceps_brachii , and diaphragm showed atrophy as_well_as varying degrees of injury ranging from swelling and vacuolization to focal necrosis of the muscle_fibers .
These changes were most marked in the gastrocnemius and biceps and less evident in the pectoralis , diaphragm , and transversus .
Synonyms diaphragm midriff Related Terms muscular_structure membrane torso anatomy3. diaphragm [ 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
Synonyms pessary contraceptive_diaphragm diaphragm Related Terms contraceptive4. diaphragm [ n ] electro-acoustic transducer that vibrates to receive or produce sound waves
Synonyms diaphragm Related Terms disk electro-acoustic_transducer
