prognostic

[prog-nos-tik]

adjective

of or relating to prognosis.
predictive of something in the future: prognostic signs and symbols.

noun

a forecast or prediction.
an omen or portent; sign.

Origin of prognostic

1375–1425; (adj.) late Middle English pronostik < Medieval Latin prognōsticus < Greek prognōstikós of foreknowledge, equivalent to pro(gi)gnṓs(kein) to know1 beforehand + -tikos -tic (see pro-2, gnostic); (noun) < Latin prognōsticon < Greek prognōstikón, neuter of prognōstikós
Related formsprog·nos·ti·ca·ble, adjectiveprog·nos·ti·cal·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for prognostically

prognostic

adjective

of, relating to, or serving as a prognosis
foretelling or predicting

noun

med any symptom or sign used in making a prognosis
a sign or forecast of some future occurrence

Word Origin for prognostic

C15: from Old French pronostique, from Latin prognōsticum, from Greek prognōstikon, from progignōskein to know in advance
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 prognostically

prognostic

adj.

c.1600, from Medieval Latin prognosticus, from Greek prognostikos "foreknowing," from progignoskein (see prognosis). Related: Prognostical (1580s).

Online Etymology Dictionary, © 2010 Douglas Harper

prognostically in Medicine

prognostic

[prŏg-nŏstĭk]

adj.

Of, relating to, or useful in prognosis.
Of or relating to prediction; predictive.

n.

A sign or symptom indicating the future course of a disease.
A sign of a future happening; a portent.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.