- substantiate (v.)[substantiate 词源字典]
- 1650s, "to make real, to give substance to," from Modern Latin substantiatus, past participle of substantiare, from Latin substantia "being, essence, material" (see substance). Meaning "to demonstrate or prove" is attested from 1803. Related: Substantiated; substantiating.[substantiate etymology, substantiate origin, 英语词源]