aftercast noun3 •An analysis of past events; retrodiction or review.He would risk no aftercast, make no reproach; yet there was strange longin in him to make audible some small part of the anguish of his soul. — 1876 •An analysis of past meteorological data to determine what the weather was like at a previous time.An aftercast of the weather indicated that at the time of the accident the ceiling and visibility in the vicinity of Ptarmigan Mountain was unlimited. — 1941 •A consequence or result.The aftercast of the doctors' futile opiates were generally the worst phenomena; I remember her once coming out to the drawing-room sofa, perhaps about midnight; decided for trying that. — 1881 formsaftercasts