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pace·mak·er
 pacemaker
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- pronunciation:
- peIs
meI
k
 r
- features:
- Word Combinations (noun)
| part of speech: |
noun |
| definition: |
a small electronic device put under the skin to control the heart rate in people with heart problems.
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| related words: |
pioneer |
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| derivation: |
pacemaking (n.) |
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