labyrinth

(lăbˈə-rĭnthˌ)

1. a. An intricate structure of interconnecting passages through which it is difficult to find one's way; a maze.
   b. Labyrinth Greek Mythology The maze in which the Minotaur was confined.
2. Something highly intricate or convoluted in character, composition, or construction: a labyrinth of rules and regulations.
3. Anatomy
   a. A group of complex interconnecting anatomical cavities.
   b. See inner ear.