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substantiate

[ suhb-stan-shee-eyt ]
/ səbˈstæn ʃiˌeɪt /
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verb (used with object), sub·stan·ti·at·ed, sub·stan·ti·at·ing.

to establish by proof or competent evidence: to substantiate a charge.
to give substantial existence to: to substantiate an idea through action.
to affirm as having substance; give body to; strengthen: to substantiate a friendship.

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Origin of substantiate

First recorded in 1650–60; from New Latin substantiātus (past participle of substantiāre), equivalent to Latin substanti(a) substance + -ātus -ate1

OTHER WORDS FROM substantiate

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use substantiate in a sentence

British Dictionary definitions for substantiate

substantiate
/ (səbˈstænʃɪˌeɪt) /

verb (tr)

to establish as valid or genuine
to give form or real existence to

Derived forms of substantiate

substantiation, nounsubstantiative, adjectivesubstantiator, noun

Word Origin for substantiate

C17: from New Latin substantiāre, from Latin substantia substance
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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