substantiate meaning and definition

SUBSTANTIATE verb

Definition of substantiate (verb)

1. establish or strengthen as with new evidence or facts
   • "his story confirmed my doubts"; "The evidence supports the defendant"
   • synonyms: affirm, confirm, corroborate, support, sustain
   • antonym: contradict
2. represent in bodily form
   • "He embodies all that is evil wrong with the system"; "The painting substantiates the feelings of the artist"
   • synonyms: body forth, embody, incarnate
3. make real or concrete; give reality or substance to
   • "our ideas must be substantiated into actions"
   • synonyms: actualise, actualize, realise, realize
4. solidify, firm, or strengthen
   • "The president's trip will substantiate good relations with the former enemy country"