<synset id="n14294517" type="n">
<lex_filenum>26<lex_filenum/>
<word lex_id="0">spondylolisthesis<word/>
<pointer refs="n14291561">Hypernym<pointer/>
<def>a forward dislocation of one vertebra over the one beneath it producing pressure on spinal nerves<def/>
<synset/>