Socket may refer to:
In 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
- The receptacle into which a tapered tool is inserted
- An opening in any fitting that matches the outside diameter of a pipe or tube, with a further recessed through opening matching the inside diameter of the same pipe or tube
In 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, a painful opening as a result of the blood not clotting after a tooth is pulled
- Ball and socket joint
In computer networking:
- 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
Electrical and electronic 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
- CPU socket, the connector on a computer's motherboard for the CPU
- Jack (connector), one of several types of electronic connectors
- Lamp socket, a female connector into which a light bulb screws
Socket may also refer to:
- Socket (Deversus Software), a web-based sales quoting software application by Deversus Software Inc.
- Socket (Telecommunications Provider), a Missouri based Internet and Phone service provider
- Socket (video game), a video game created by Vic Tokai on the Sega Genesis
- Socket (film), a 2007 gay-themed science-fiction indie film directed by Sean Abley