<title type="display">tridentí</title> adjectiu tridentino -a. El concili tridentí, il concilio tridentino (o di Trento).
<title type="display">tridu</title><title type="alt">tríduum <note anchored="true" type="def">Variant</note><note anchored="true" type="desc">variant</note></title> tríduum <note anchored="true" type="def">Variant</note><note anchored="true" type="desc">variant</note> masculí crist triduo.
<title type="display">trièdre</title><title type="alt">triedre <note anchored="true" type="def">Variant</note><note anchored="true" type="desc">variant</note></title> triedre <note anchored="true" type="def">Variant</note><note anchored="true" type="desc">variant</note> masculí geom triedro.