unsubstantiated

[ uhn-suhb-stan-shee-ey-tid ]
/ ˌʌn səbˈstæn ʃiˌeɪ tɪd /

adjective

not substantiated; unproved or unverified: unsubstantiated allegations.
being without form or substance.

QUIZZES

THINK YOU’VE GOT A HANDLE ON THIS US STATE NICKNAME QUIZ?

Did you ever collect all those state quarters? Put them to good use on this quiz about curious state monikers and the facts around them.
Question 1 of 8
Mississippi’s nickname comes from the magnificent trees that grow there. What is it?

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. 2020

Example sentences from the Web for unsubstantiated

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