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Accelerator   /æksˈɛlərˌeɪtər/   Listen
Accelerator

noun
1.
A pedal that controls the throttle valve.  Synonyms: accelerator pedal, gas, gas pedal, gun, throttle.
2.
A valve that regulates the supply of fuel to the engine.  Synonyms: throttle, throttle valve.
3.
(chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected.  Synonym: catalyst.
4.
A scientific instrument that increases the kinetic energy of charged particles.  Synonyms: atom smasher, particle accelerator.



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"Accelerator" Quotes from Famous Books



... They stepped on the accelerator and the truck shot forward madly and tore into the town with shells breaking about it. Having escaped thus far they were ready to take another chance on ...
— The War Romance of the Salvation Army • Evangeline Booth and Grace Livingston Hill

... carbonate of lithia as an accelerator, and I have obtained with it rather favorable results. However, in opposition to Mr. Wickers, I have always found that carbonate of lithia, used even in larger doses than those recommended by this author, was not sufficiently ...
— Scientific American Supplement, No. 832, December 12, 1891 • Various

... a great big black car. They went by so fast and I was so tired and hot and—and pretty near swearing mad, I didn't notice the number at all. And they were glaring at me, and I was glaring at them, and then the driver stepped on the accelerator just at a little crook in the road, and the hind wheels skidded about a ton of sand into my face and they were gone, like they were running from a speed cop. I'd much rather have a nice little automatic pony like ...
— Starr, of the Desert • B. M Bower

... beckoned, leading the way. "Dinner will be ready sharp on time twenty minutes late. Not being a married man, Grant, you will not understand that reckoning. You'll have to excuse Mrs. Transley a few minutes; she's holding down the accelerator in the kitchen. Come in; I want you to ...
— Dennison Grant - A Novel of To-day • Robert Stead

... down the pirate ship's ramp, its driver standing on the accelerator. The car knifed through the swirling crowd, barely missing several people, and skidded to a dusty stop directly in ...
— This One Problem • M. C. Pease

... last possible second and then cut his speed sharply. Behind them the other ships were forced to use their retarding rockets for fear of ramming them. It was just what Ben had expected. As the last lock opened he threw the accelerator all the way forward and ...
— Daughters of Doom • Herbert B. Livingston



Words linked to "Accelerator" :   enzyme, motorcar, car, collider, valve, atom smasher, accelerator factor, airplane, automobile, accelerate, aeroplane, electron accelerator, chemical science, Cockcroft-Walton voltage multiplier, fuel system, anticatalyst, Cockcroft and Walton voltage multiplier, treadle, biocatalyst, throttle, cyclotron, machine, foot pedal, storage ring, gas pedal, betatron, chemistry, scientific instrument, proton accelerator, activator, linac, auto, foot lever, pedal, plane, platinum black



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