<synset id="n03950647" type="n">
<lex_filenum>06<lex_filenum/>
<word lex_id="0">pitch pipe<word/>
<pointer refs="n03945615">Hypernym<pointer/>
<def>a small pipe sounding a tone of standard frequency<def/>
<def>used to establish the starting pitch for unaccompanied singing<def/>
<synset/>