Similar words: prognosticate, prognostication, prognostic, prognose, prognosis, gnostic, agnostic, diagnostic. Meaning: [prɑg'nɑstɪkeɪtə(r) /prɒg'nɒs-] 
n. someone who makes predictions of the future (usually on the basis of special knowledge).
n. someone who makes predictions of the future (usually on the basis of special knowledge). 
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1) The weather prognosticator saw his shadow this morning, forecasting six more weeks of winter.
2) This much-quoted 16th century physician and prognosticator with his cryptic quatrains has been the most respected seer in history.
3) The prioress, that pronounced prognosticator, immediately took a fancy to Cosette and gave her a place in the school as a charity pupil.
4) You remember her, the errant prognosticator who predicted municipal-bond defaults in the hundreds of billions of dollars in 2011.
5) The Pennsylvania prognosticator came out of his burrow this morning and didn't see a shadow.
6) If the snake so much as hiccups as the rat inches along, the market analysts and social prognosticators pounce.
7) Now analysts are beginning to weigh in on the game's potential, with one professional prognosticator saying the game could nearly match sales of Call of Duty: Modern Warfare 2.
8) It is sometimes called Dr. Copper by fans because it's seen as a better prognosticator of the economy than academics with Ph.D.s.
9) But one thing can be said unequivocally : He's a lousy prognosticator of economic growth rates.
10) Now that the World Cup has ended,(http://sentencedict.com/prognosticator.html) Paul the prognosticator will also retire from football forecasting.
11) MVD is correlated with tumor malignancy, infiltration and metastasis, and can be used as an important prognosticator of endometrial carcinoma.
More similar words: prognosticate, prognostication, prognostic, prognose, prognosis, gnostic, agnostic, diagnostic, diagnostics, agnosticism, diagnostician, authenticator, cognoscenti, cognoscente, indicator, vindicator, applicator, fabricator, duplicator, adjudicator, communicator, purificatory, adjudicatory, rusticate, masticate, qualificatory, application program, domesticate, mastication, sophisticate.