document (n.)youdaoicibaDictYouDict[document 词源字典]
early 15c., "teaching, instruction," from Old French document (13c.) "lesson, written evidence," from Latin documentum "example, proof, lesson," in Medieval Latin "official written instrument," from docere "to show, teach" (see doctor (n.)). Meaning "something written that provides proof or evidence" is from early 18c. Related: Documents.[document etymology, document origin, 英语词源]
document (v.)youdaoicibaDictYouDict
1640s, "to teach;" see document (n.). Meaning "to support by documentary evidence" is from 1711. Related: Documented; documenting.