Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun prognostic

1 sense of prognostic

Sense 1
omen, portent, presage, prognostic, prognostication, prodigy -- (a sign of something about to happen; "he looked for an omen before going into battle")
       => augury, sign, foretoken, preindication -- (an event that is experienced as indicating important things to come; "he hoped it was an augury"; "it was a sign from God")

Antonyms of adj prognostic

1 sense of prognostic

Sense 1
predictive, prognostic, prognosticative -- (of or relating to prediction; having value for making predictions)

INDIRECT (VIA prophetic) -> unprophetic -- (not prophetic; not foreseeing correctly)

Similarity of adj prognostic

1 sense of prognostic

Sense 1
predictive, prognostic, prognosticative -- (of or relating to prediction; having value for making predictions)
       => prophetic (vs. unprophetic), prophetical -- (foretelling events as if by supernatural intervention; "prophetic writings"; "prophetic powers"; "words that proved prophetic")