WOTD
interregnum \ in-tuhr-REG-nuhm \ , noun;
plural interregnums -nuhmz\ or interregna -nuh\ 1. The interval between two reigns; any period when a state is left without a ruler. 2. A period of freedom from authority or during which government functions are suspended. 3. Any breach of continuity in an order; a lapse or interval in a continuity.