Socket may refer to: Mechanics Socket wrench, a type of wrench that uses separate, removable sockets to fit different sizes of nuts and bolts Socket head screw, a screw (or bolt) with a cylindrical head containing a socket into which the hexagonal ends of an Allen wrench will fit Socket termination, a termination used at the ends of wire rope Socket, the receptacle into which a tapered tool is inserted Socket, an opening in any fitting that matches the outside diameter of a pipe or tube Biology Eye socket, a region in the skull where the eyes are positioned Tooth socket, a cavity containing a tooth, in those bones that bear teeth Dry socket, an opening as a result of the blood not clotting after a tooth is pulled Ball and socket joint Computing Network socket, an end-point in a communication across a network or the Internet Unix domain socket, an end-point in local inter-process communication socket(), a system call defined by the Berkeley sockets API CPU socket, the connector on a computer's motherboard for the CPU Electrical connectors AC power plugs and sockets, electrical devices used to connect to a power source onto which another device can be plugged or screwed in Antenna socket, a female antenna connector for a television cable Jack (connector), one of several types of electronic connectors Lightbulb socket, a connector into which a lamp light bulb screws Other uses Socket (telecommunications), a US based Internet and phone service provider Socket (video game), a video game created by Vic Tokai on the Sega Genesis Socket (film), a 2007 film See also IC socket (disambiguation) Websocket