Ameretat

Ameretat (Amərətāt) is the Avestan language name of the Zoroastrian divinity/divine concept of immortality. Ameretat is the Amesha Spenta of long life on earth and perpetuality in the hereafter.

The word amərətāt is grammatically feminine and the divinity Ameretat is a female entity. Etymologically, Avestan amərətāt derives from an Indo-Iranian root and is linguistically related to Vedic Sanskrit amṛtatva. In Sassanid Era Zoroastrian tradition, Ameretat appears as Middle Persian Amurdad, continuing in New Persian as Mordad or Amordad.