Definition of unproven in English:

unproven

Line breaks: un|proven
Pronunciation: /ʌnˈpruːv(ə)n
 
, -ˈprəʊ-/
(also unproved /-ˈpruːvd/)

adjective

  • 1Not demonstrated by evidence or argument as true or existing: long-standing but unproven allegations the risks are unproven
    More example sentences
    • By comparison, the risk from defective, counterfeit or mislabeled drugs from Canada is presumed but unproved by any evidence.
    • There is no evidence that these are ‘terrorists’ other than unproved Chinese allegations.
    • If the ‘legality’ of these arguments remained unproven, the work of art was purchased with devalued Reichsmarks.
  • 1.1(Of a new method, system, or treatment) not tried and tested: new and unproven technologies
    More example sentences
    • And with its completion we look forward to similar trials of established but unproved treatments in other areas of medicine.
    • Those who would prefer to bypass rigorous research for example, by shifting the discussion towards patients' preference and hope to integrate unproved treatments into routine health care are unlikely to succeed in the long run.
    • As a result, waiting 8 years for an unproven system squanders time, money, and possibly lives.

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