灯头dēngtóu 1.接在电灯线末端、供安装灯泡用的装置{lamp holder; electric light socket; device at the end of an electric wire for installing an electric bulb}: 螺丝口的～。{screw socket} 2.指电灯盏数{number of lamps}: 这间屋里有五个～。{There are five lamps in the room.} 3.煤油灯上装灯心、安灯罩的部分。{holder for the wick and chimney of a kerosene lamp}