<synset id="n03386544" type="n">
<lex_filenum>06<lex_filenum/>
<word lex_id="0">Foucault pendulum<word/>
<pointer refs="n03909160">Hypernym<pointer/>
<def>pendulum with a long wire<def/>
<def>can swing in any direction<def/>
<def>the change in the swing plane demonstrates the earth's rotation<def/>
<synset/>