verb (used with object), prog·nos·ti·cat·ed, prog·nos·ti·cat·ing.

to forecast or predict (something future) from present indications or signs; prophesy.
to foretoken; presage: birds prognosticating spring.

verb (used without object), prog·nos·ti·cat·ed, prog·nos·ti·cat·ing.

to make a forecast; prophesy.

Nearby words

  1. prognathous,
  2. prognose,
  3. prognosis,
  4. prognostic,
  5. prognostic chart,
  6. prognostication,
  7. prognosticator,
  8. progradation,
  9. prograde,
  10. program

Origin of prognosticate

1375–1425; late Middle English < Medieval Latin prognōsticātus, past participle of prognōsticāre. See prognostic, -ate1

Related forms Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for prognosticator

British Dictionary definitions for prognosticator



to foretell (future events) according to present signs or indications; prophesy
(tr) to foreshadow or portend
Derived Formsprognostication, nounprognosticative, adjectiveprognosticator, noun

Word Origin for prognosticate

C16: from Medieval Latin prognōsticāre to predict

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for prognosticator
Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for prognosticator




To predict according to present indications or signs; foretell.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.