diaphragm

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“
The movement of the diaphragm is accompanied by a movement of the rod _c_, which can be employed in any desirable way.

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Definitions (32)

Toggle American Heritage definitions American Heritage Dictionary (5)

  1. noun Anatomy A muscular membranous partition separating the abdominal and thoracic cavities and functioning in respiration. Also called midriff.
  2. noun A membranous part that divides or separates.
  3. noun A thin disk, especially in a microphone or telephone receiver, that vibrates in response to sound waves to produce electric signals, or that vibrates in response to electric signals to produce sound waves.
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Examples (50)

  • Do it again!… Now, you must always remember that the muscular arch of your diaphragm is the foundation of your voice. —  McNab, Claire - [Ashton -5] Dead Certain
  • They got her fitted for a diaphragm, and a week later Misty found a little hole poked through the center of it.
  • After recentering and fully opening the field diaphragm, the exposure is made.
  • The top of the cabinet houses a pair of 5-inch Chario-designed and manufactured woofers that use a cellulose-fiber diaphragm, and are complemented by a 1-inch soft-dome tweeter. —  HomeToys News
  • The right way to breathe is to use your diaphragm, which is situated just below the rib cage. —  Find Free Articles - ArticlesBase
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Etymologies (2)

Toggle American Heritage etymologies American Heritage Dictionary (1)

  1. Middle English diafragma, from Late Latin diaphragma, midriff, from Greek, partition, from diaphrassein, to barricade : dia-, intensive pref.; see dia- + phrassein, phrag-, to enclose.

Toggle Century etymologies Century Dictionary (1)

  1. from French diaphragmc = Spanish diafragma = Portuguese diaphragma = Italian diafragma, from Late Latin diaphragma, from Greek διάφραγμα, a partition-wall, barrier, the midriff, diaphragm, from διαφραγνύναι, separate by a barrier, barricade, from διά, between, + φραγνύναι, equivalent to the more common φράσσ, σ1ειν, fence, inclose, = Latin farcirc, stuff, whence ult. English farce and force, q. v.
 

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/ˈdaɪəfræm/
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