un·in·tel·li·gi·ble 
(ŭn′ĭn-tĕlĭ-jə-bəl)
(ŭn′ĭn-tĕlĭ-jə-bəl)adj.
Difficult or impossible to understand or comprehend; incomprehensible: unintelligible remarks; an unintelligible prose passage.
un′in·tel′li·gi·bili·ty n.
un′in·telli·gi·bly adv.