To prove right because of proper evidence.
Sex is present in modern day society; TV substantiates my opinion.
by Adrian Ammsso November 30, 2004
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To make a word more based. It's like winning an argument by citing a link which proves you're so cool. To substantiate is to make something more authentic.
This story is substantiated by the official manuscripts of the government
by ZokiPattar February 10, 2022
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More than expected, surpasses expectations
How was that movie last night?

It was pretty substantial!
by S_C_A_B July 20, 2017
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The resolution is a non-jurisdictional paradox because nothing can be substantially increased.
by Phil Kerpen's Pubic Hair April 9, 2005
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MC from Baltimore, Maryland. His real name is Stan B. Robinson. He has gained popularity in Tokyo, Japan because of his collaboration with Nujabes and Hyde Out productions. He is in my opinion, the real definition of an emcee. Recently, he has collaborated with Marcus D and toured around the world performing.
Person 1: Hey dude, have you heard that new Substantial song?
Person 2: Yeah! Day in the life produced by Marcus D? That song is the shit!
by #Faded. August 5, 2009
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(adj) worthy of, super, great
sheeplostsanity: it's a shitty song i don't know why you want it
sheeplostsanity: well it's not shitty but u guys will think it is
I fixed the door: george likes it
I fixed the door: right now it will be substantiable
sheeplostsanity: alright
by george and dan February 25, 2005
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