switch

Definitions

• A device to turn electric current turn on and turn off or direct its flow.
• A change or exchange.
• (rail transport) A movable section of railroad track which allows the train to be directed down one of two destination tracks; (set of) points.
• A slender woody plant stem used as a whip; a thin, flexible rod, associated with corporal punishment in the United States.
• (musical instruments) .
• (computer science) A command line notation allowing specification of optional behavior.
• (computing) A programming construct that takes different actions depending on the value of an expression.
• (computing) A networking device connecting multiple wires, allowing them to communicate simultaneously, when possible. Compare to the less efficient hub device that solely duplicates network packets to each wire.
• (telecommunication) A system of specialized relays, computer hardware, or other equipment which allows the interconnection of a calling party's telephone line with any called party's line.
• (genetics) A mechanism within DNA that activates or deactivates a gene.
• (BDSM) One who is willing to take either a submissive or a dominant role in a sexual relationship.
• (historical) A separate mass or tress of hair, or of some substance (such as jute) made to resemble hair, formerly worn on the head by women.