encapsulate (v.)youdaoicibaDictYouDict[encapsulate 词源字典]
1842 (implied in encapsulated), "enclose in a capsule," from en- (1) "make, put in" + capsule + -ate (2). Figurative use by 1939. Related: Encapsulating.[encapsulate etymology, encapsulate origin, 英语词源]
encapsulation (n.)youdaoicibaDictYouDict
1859, "act of surrounding with a capsule," noun of action from encapsulate. Figurative use by 1934.