<p><strong>Adjective</strong></p><ul><li>without logical or meaningful connection; disjointed; rambling.</li><li>characterized by such thought or language, as a person: incoherent with rage.</li><li>not coherent or cohering: an incoherent mixture.</li><li>lacking physical cohesion; loose: incoherent dust.</li><li>lacking unity or harmony of elements: an incoherent public.</li><li>lacking congruity of parts; uncoordinated.</li><li>different or incompatible by nature, as things.</li><li>(of a wave) having a low degree of coherence.</li></ul>