English dictionary
pacemaker
/'p/eI/s,m/eI/k/@/r/
Definitions, examples, synonyms and antonyms from WordNet 3.0.
noun
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a leading instance in its field
Synonyms pacesetterSource: WordNet 3.0
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a specialized bit of heart tissue that controls the heartbeat
Source: WordNet 3.0
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an implanted electronic device that takes over the function of the natural cardiac pacemaker
Synonyms artificial pacemakerSource: WordNet 3.0
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a horse used to set the pace in racing
Source: WordNet 3.0