Unsubstantiated

adj, verb

Definitions

Adjective
  1. 1
    Lacking substantiation; without evidence.

    "Such hedging is necessitated by the lack of in-depth knowledge of the contents, which also gives free rein to the scripting of unsubstantiated factoids concerning the book."

Adjective
  1. 1
    unsupported by other evidence wordnet
Verb
  1. 1
    simple past and past participle of unsubstantiate form-of, participle, past

Etymology

Etymology 1

From un- + substantiated.

Etymology 2

From unsubstantiate + -ed.

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