What is Diwali? Diwali, also spelled Divali, is one of the major religious festivals in Hinduism, Jainism, and Sikhism. The name is derived from the Sanskrit term dipavali, meaning “row of lights.” Join us as we celebrate Diwali with dancing, henna, food, arts, and crafts for the whole family! Sponsored by the Friends of the Parsippany Library!