Delhi Hindi: दिल्ली, Urdu: دلّی, Punjabi: ਦਿੱਲੀ (http://delhigovt.nic.in) is northern India's largest city. One part of it, known as New Delhi Hindi: नई दिल्ली Naï Dillî, is officially designated the capital of India, but the names are often used interchangeably.