<p><strong>Adjective:</strong></p><ul><li>Polysynthetic</li></ul><p><strong>Polysynthetic:</strong></p><ul><li>(Of a language) characterized by a prevalence of relatively long words containing a large number of affixes to express syntactic relationships and meanings.</li><li>Many American Indian languages are polysynthetic.</li><li>Of or relating to polysynthesism.</li></ul>