I. präg-ˈnäs-tik noun
Etymology: Middle English pronostique, from Middle French, from Latin prognosticum, from Greek prognōstikon, from neuter of prognōstikos foretelling, from progignōskein
Date: 15th century
1. : something that foretells : portent
2. : prognostication , prophecy
II. adjective
Date: 1603
: of, relating to, or serving as ground for prognostication or a prognosis
prognostic weather charts
favorable prognostic signs