Udarī (Udari) is referred to as a disease in Vṛhaddharmapurāṇa (Vrihaddharmapurana). In the diseased state, the udara or belly gets swelled with water. In Suśruta Saṁhitā (Susruta Samhita), it is also know as Udakodara. Perhaps the term Udarī (Udari)came from Udakodara.