from The American Heritage® Dictionary of the English Language, 4th Edition

  • transitive v. To predict according to present indications or signs; foretell. See Synonyms at predict.
  • transitive v. To foreshadow; portend: urban renewal that prognosticates a social and cultural renaissance.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • v. To predict or forecast, especially through the application of skill.
  • v. To presage, betoken.

from the GNU version of the Collaborative International Dictionary of English

  • transitive v. To indicate as future; to foretell from signs or symptoms; to prophesy; to foreshow; to predict.

from The Century Dictionary and Cyclopedia

  • To foretell by means of present signs; predict.
  • To foreshow or betoken; presage.
  • Synonyms and Predict, Presage, etc. See foretell.
  • To betoken.
  • To judge or pronounce from presage or foreknowledge.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • v. indicate by signs
  • v. make a prediction about; tell in advance


Middle English pronosticaten, from Medieval Latin prognōsticāre, prognōsticāt-, from Latin prognōsticum, sign of the future, from Greek prognōstikon, from neuter of prognōstikos, foreknowing; see prognostic.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From Medieval Latin prognosticare; see prognostic for more. (Wiktionary)



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