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di·a·phragm
 diaphragm
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- pronunciation:
- daI
fraem
- features:
- Word Combinations (noun), Word Explorer, Word Parts
| part of speech: |
noun |
| definition 1: |
a wall of muscle that separates the chest and abdomen in humans and certain animals.
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| definition 2: |
a thin disk in electronic tools such as microphones, speakers, and telephones. In a microphone, the diaphragm changes sound vibrations into electrical signals. In a speaker, it changes electrical signals into sound vibrations.
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