gate1

noun

• 1a hinged barrier used to close an opening in a wall, fence, or hedge.
• a gateway:she went out through the gate
• an exit from an airport building to an aircraft.
• [in names] a mountain pass or other natural passage:the Golden Gate

• 2the number of people who pay to enter a sports facility, exhibition hall, etc., for any one event: [as modifier]:gate receipts
• the money taken for admission.

• 3a device resembling a gate in structure or function, in particular.
• a hinged or sliding barrier for controlling the flow of water:a sluice gate
• Skiing an opening through which a skier must pass in a slalom course, typically marked by upright poles.
• a device for holding each frame of a movie film in position behind the lens of a camera or projector.

• 4an electric circuit with an output that depends on the combination of several inputs:a logic gate
• the part of a field-effect transistor to which a signal is applied to control the resistance of the conductive channel of the device.

verb

• confine (a student) to school or college:he was gated for the rest of term