<synset id="n03870290" type="n">
<lex_filenum>06<lex_filenum/>
<word lex_id="0">pacemaker<word/>
<word lex_id="0">artificial pacemaker<word/>
<pointer refs="n03277771">Hypernym<pointer/>
<def>an implanted electronic device that takes over the function of the natural cardiac pacemaker<def/>
<synset/>