Available Definitions:
1) n. - The act of making satisfaction or atonement for any crime or fault; the extinguishing of guilt by suffering or penalty.
2) n. - The means by which reparation or atonement for crimes or sins is made; an expiatory sacrifice or offering; an atonement.
3) n. - An act by which the treats of prodigies were averted among the ancient heathen.