labyrinthine 1. Resembling or consisting of a labyrinth in form or complexity; such as, passages or paths: 'We had to walk through a labyrinthine maze of back streets.' 2. Relating to, affecting, or originating in the inner ear: 'He had labyrinthine deafness.' 3. Extremely complicated and therefore difficult to understand. Found on http://www.wordinfo.info/words/index/info/view_unit/1132/