- receptacle (for something) (formal)
a container for putting something in 容器 - (also socket (both North American English), outlet British and North American English, British English also power point)
a device in a wall that you put a plug into (= a small plastic object with two or three metal pins) in order to connect electrical equipment to the power supply of a building （电源）插座
Word Originlate Middle English: from Latin receptaculum, from receptare ‘receive back’, frequentative of recipere, from re- ‘back’ + capere ‘take’.