ret·ro·dict \ˌre.trəˈdikt sometimes ˌrē.t-\transitive verb (-ed/-ing/-s) Etymology:retro- + -dict (as in predict) : to infer (a past state of affairs) from present observational data < future and past eclipses … can be predicted and retrodicted equally successfully — Maurice Cranston & J.W.N.Watkins > • ret·ro·dic·tion\-kshən\noun • ret·ro·dic·tive\| ̷ ̷ ̷ ̷|diktiv\adjective