- predictive, prognostic, prognosticative - of or relating to prediction; having value for making predictions
Antonym: unprophetic (indirect, via prophetic)
- omen, portent, presage, prognostic, prognostication, prodigy - a sign of something about to happen; "he looked for an omen before going into battle"
--1 is a kind of augury, sign, foretoken, preindication
--1 has particulars: auspice; foreboding; death knell