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unsubstantiated

[ uhn-suhb-stan-shee-ey-tid ]
/ ˌʌn səbˈstæn ʃiˌeɪ tɪd /
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adjective
not substantiated; unproved or unverified: unsubstantiated allegations.
being without form or substance.
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Origin of unsubstantiated

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. 2021

How to use unsubstantiated in a sentence

British Dictionary definitions for unsubstantiated

unsubstantiated
/ (ˌʌnsəbˈstænʃɪˌeɪtɪd) /

adjective
not established as valid or genuineunsubstantiated 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
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