D defs.my
Entry 3 senses Webster, 1913

Expiation

· Ex·pi·a·tion · IPA /ɛkspiˈeɪʃən/
01 n. The act of making satisfaction or atonement for any crime or fault; the extinguishing of guilt by suffering or penalty.
  1. 1.
    The act of making satisfaction or atonement for any crime or fault; the extinguishing of guilt by suffering or penalty.
    “His liberality seemed to have something in it of self-abasement and expiation.” W. Irving.
  2. 2.
    The means by which reparation or atonement for crimes or sins is made; an expiatory sacrifice or offering; an atonement.
    “Those shadowy expiations weak, The blood of bulls and goats.” Milton.
  3. 3.
    An act by which the threats of prodigies were averted among the ancient heathen.[Obs.]