You searched for: “switch
switch (s) (noun), switches (pl)
1. A flexible stick or twig used for whipping someone: Ron's mother whipped her dog once with a switch when it refused to stop barking.
2. A process in which two sections of railroad track are changed: The rail switch is used to transfer rolling stock from one track to another one.
3. A device that is used to turn on or to turn off electrical appliances: Bruce and his family made the lights come on or go off with the use of switches that are located in each room and entrance way of their apartment.
This entry is located in the following unit: English Words in Action, Group S (page 15)
switch (verb), switches; switched; switching
1. To put aside, to abandon, or to change or exchange: Mildred decided to switch her plans to go shopping today and so she will go tomorrow instead.
2. To move quickly: When an animal switches its tail, it moves fast and suddenly, back and forth, from side to side.
3. To cause an electric current or an appliance to start or stop operating: Roy switched the lights on earlier in the evening, then he switched them off when he was ready to go to bed.
This entry is located in the following unit: English Words in Action, Group S (page 15)
Word Entries at Word Info containing the term: “switch
electrolytic switch
1. A switch whose terminals are submerged in an electrolytic substance.
2. A switch having two electrodes projecting into a chamber partly filled with electrolyte, leaving an air bubble of a predetermined width.

The bubble shifts position and changes the amount of electrolyte in contact with the electrodes when the switch is tilted from a true horizontal.

This entry is located in the following unit: electro-, electr-, electri- (page 37)
electronic switch
1. A circuit element that causes a start (on) and stop (off) or a switching action electronically, usually at high speeds.
2. An electronic circuit used to perform the function of a high-speed switch.

Applications include switching a cathode-ray oscilloscope back and forth between two inputs at such high speeds that both input waveforms appear simultaneously on the screen.

3. With an X-ray machine, the on-off switch that controls the input of electricity to the X-ray machine.
This entry is located in the following unit: electro-, electr-, electri- (page 69)