unsubstantiated

[ uhn-suhb-stan-shee-ey-tid ]
See synonyms for unsubstantiated on Thesaurus.com
adjective
  1. not substantiated; unproved or unverified: unsubstantiated allegations.

  2. being without form or substance.

Origin of unsubstantiated

1
First recorded in 1765–75; un-1 + substantiate + -ed2

Words Nearby unsubstantiated

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use unsubstantiated in a sentence

British Dictionary definitions for unsubstantiated

unsubstantiated

/ (ˌʌnsəbˈstænʃɪˌeɪtɪd) /


adjective
  1. not established as valid or genuine: unsubstantiated allegations

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