prog·​nos·​tic | \ präg-ˈnä-stik How to pronounce prognostic (audio) \

Definition of prognostic

 (Entry 1 of 2)

1 : something that foretells : portent



Definition of prognostic (Entry 2 of 2)

: of, relating to, or serving as ground for prognostication or a prognosis prognostic weather charts favorable prognostic signs

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Examples of prognostic in a Sentence


a prognostic of a global pandemic that turned out to be distressingly accurate

Recent Examples on the Web: Noun

The prognostics became official after the 76ers rookie point guard was examined by Dr. Ben Kibler at the Medical Director of the Shoulder Center of Kentucky on Sunday. Keith Pompey,, "Sixers' Markelle Fultz out indefinitely with scapular muscle imbalance, soreness in right shoulder," 29 Oct. 2017

Recent Examples on the Web: Adjective

At another moment during role-play, Jacobsen stepped in when a doctor skipped over the section in the script where she was supposed to share prognostic information. Melissa Bailey, Washington Post, "Doctors Learn How To Talk To Patients About Dying," 12 Feb. 2018 People may use prognostic information for many non–health care decisions, including whether to take a vacation or how much money to save for retirement. Ravi B. Parikh, Slate Magazine, "Can a Machine Predict Your Death?," 13 Mar. 2017 But the Globes are not especially prognostic of what will happen on Oscar night. Brooks Barnes, New York Times, "Golden Globe Nominee Reactions DEC. 12, 2016," 12 Dec. 2016

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'prognostic.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of prognostic


15th century, in the meaning defined at sense 1


15th century, in the meaning defined above

History and Etymology for prognostic


Middle English pronostique, from Middle French, from Latin prognosticum, from Greek prognōstikon, from neuter of prognōstikos foretelling, from progignōskein

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The first known use of prognostic was in the 15th century

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English Language Learners Definition of prognostic

formal : relating to or used for making a judgment about what is going to happen in the future


prog·​nos·​tic | \ präg-ˈnäs-tik How to pronounce prognostic (audio) \

Medical Definition of prognostic

: of, relating to, or serving as ground for a prognosis a prognostic sign

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Comments on prognostic

What made you want to look up prognostic? Please tell us where you read or heard it (including the quote, if possible).


to shake or wave menacingly

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