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diaphragm

di·a·phragm

diaphragm

 
pronunciation:
daI fraem
features:
Word Combinations (noun), Word Explorer, Word Parts
part of speech: noun
definition 1: in anatomy, a wall of muscle or membranous material separating two spaces, esp. the muscle wall separating the thorax and abdomen in mammals.
definition 2: a thin disk that vibrates in the transmitting of sound in an electronic instrument such as a telephone.
definition 3: a disklike device that moves to regulate the amount of light entering an optical instrument such as a camera.
definition 4: a contraceptive device that consists of a thin flexible disk that fits over the uterine cervix.
definition 5: any of various membranes that serve to separate two areas from each other.
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