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

  • adj. Of, relating to, or useful in prognosis.
  • adj. Of or relating to prediction; predictive.
  • n. A sign or symptom indicating the future course of a disease.
  • n. A sign of a future happening; a portent.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Of, pertaining to or characterized by prognosis or prediction.
  • n. prognosis
  • n. A sign by which a future event may be known or foretold.
  • n. A prediction of the future.
  • n. One who predicts the future.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Indicating something future by signs or symptoms; foreshowing; aiding in prognosis
  • n. That which prognosticates; a sign by which a future event may be known or foretold; an indication; a sign or omen; hence, a foretelling; a prediction.
  • n. A sign or symptom indicating the course and termination of a disease.
  • transitive v. To prognosticate.

from The Century Dictionary and Cyclopedia

  • Foreshowing; indicating something in the future by signs or symptoms: as, the prognostic indications of a disease.
  • n. That which prognosticates or foretells; a sign by which a future event may be known or foreshown; an omen; a token.
  • n. A prediction; a foretelling.
  • n. Synonyms Sign, Presage, etc. See omen, and foretell, v. i.
  • To prognosticate.

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

  • n. a sign of something about to happen
  • adj. of or relating to prediction; having value for making predictions


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

Middle English pronostik, prognosticating, omen, from Medieval Latin prognōsticus, prognosticating, from Greek prognōstikos, from prognōsis, foreknowledge; see prognosis. N., from Latin prognōsticum, omen, from Greek prognōstikon, from neuter of prognōstikos.

from Wiktionary, Creative Commons Attribution/Share-Alike License

From Medieval Latin prognosticus, from Ancient Greek προγνωστικός (prognostikos, "foreknowing"), from πρό- (pro-) + γνωστικός (gnostikos, "of or for knowing, good at knowing"), from γιγνώσκω (gignosko, "to learn to know, to perceive, to mark, to learn"). Compare French pronostic ("prognostic").


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  • Consequently a sacrament is a sign that is both a reminder of the past, i.e. the passion of Christ; and an indication of that which is effected in us by Christ's passion, i.e. grace; and a prognostic, that is, a foretelling of future glory.

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  • And after struggling for several years with determining their own patients' prognoses, a group of physicians at the University of California in San Francisco set out to collect and study all the research that had been done on so-called prognostic indexes, tools that help with determining general prognosis in older patients.

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  • He finds it hard to forget that until recently all manner of climatic conditions were associated with phases of the moon; that not so very long ago showers of falling-stars were considered "prognostic" of certain kinds of weather; and that the "equinoctial storm" had been accepted as a verity by every one, until the unfeeling hand of statistics banished it from the earth.

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  • In the height of this charming exercise, it entered my mind to make a kind of prognostic, that might calm my inquietude; I said, "I will throw this stone at the tree facing me; if I hit my mark, I will consider it as a sign of salvation; if I miss, as a token of damnation."

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  • His bent of genius is vicious, his inclination funny, with starts of mischief, prognostic of greater mischief, if the cow-hide does not operate on his fears.

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  • A low HDL in the context of a healthy low-fat diet has a very different prognostic significance than a low HDL in someone eating a high-fat, high-cholesterol diet.

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  • The prognostic information provided by copeptin suggests that vasopressin may have therapeutic potential, researchers said.

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  • Important prognostic predictors (for survival of congenital diaphragmatic hernia) include the degree of fetal liver herniation into the chest and the presence or absence of other anomalies.

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