1 A Vedic rite in which various oblatory milk products (ghī, etc.), also known as iḍā, are distributed among the officiating priests and the yajamāna, prior to their consumption. The oblation is held in a vessel called the iḍā-pātra.
2 One of the three principal channels, or nāḍī, of yogic and Tantric physiologies, associated with the moon and the river Gaṅgā. It runs up the body to the right of the central channel (suṣumṇā) to the right nostril.