1. graded adjective & adjective [usu ADJ n] If you describe a place as labyrinthine, you mean that it is like a labyrinth. [formal] ⇒ The streets of the Old City are narrow and labyrinthine. 2. graded adjective & adjective [usu ADJ n] If you describe a situation, process, or field of knowledge as labyrinthine, you mean that it is very complicated and difficult to understand. [formal] ⇒ ...his failure to understand the labyrinthine complexities of the situation.
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