documentation (n.)youdaoicibaDictYouDict[documentation 词源字典]
1754, "admonition," from Medieval Latin documentationem (nominative documentio) "admonition" (see document). Meaning "furnishing with documents or papers" is from 1884, probably from document. Meaning "collection of informational papers" is from 1927.[documentation etymology, documentation origin, 英语词源]