presence (n.)youdaoicibaDictYouDict[presence 词源字典]
mid-14c., "fact of being present," from Old French presence (12c., Modern French présence), from Latin praesentia "a being present," from praesentem (see present (n.)). Meaning "carriage, demeanor, aspect" (especially if impressive) is from 1570s; that of "divine, spiritual, or incorporeal being felt as present" is from 1660s. Presence of mind (1660s) is a loan-translation of French présence d'esprit, Latin praesentia animi.[presence etymology, presence origin, 英语词源]