Complex sentence: The term "Madhesh" is a modern Nepalese term for "Madhyadesi", the adjective of "Madhyadesh" meaning a middle country between Anncient Nepal and Ancient India.
Split into simpler sentences: The term "Madhesh" is a modern Nepalese term for "Madhyadesi". Madhyadesi is the adjective of "Madhyadesh" meaning a middle country between Anncient Nepal and Ancient India.