pacemaker
noun/ˈpeɪsˌmeɪkər/
Frequency rank: #13,483 of 20,003 in the WORDED list (wordfreq data)
Meaning
a small electronic device placed in the chest to help control an abnormal heart rhythm.
Example sentence
The doctor implanted a small pacemaker in the patient's chest to regulate his heartbeat.
Synonyms & related words
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