Search Result for "accelerator": 
Wordnet 3.0

NOUN (4)

1. a pedal that controls the throttle valve;
- Example: "he stepped on the gas"
[syn: accelerator, accelerator pedal, gas pedal, gas, throttle, gun]

2. a valve that regulates the supply of fuel to the engine;
[syn: accelerator, throttle, throttle valve]

3. (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected;
[syn: catalyst, accelerator]

4. a scientific instrument that increases the kinetic energy of charged particles;
[syn: accelerator, particle accelerator, atom smasher]


The Collaborative International Dictionary of English v.0.48:

Accelerator \Ac*cel"er*a`tor\, n. One who, or that which, accelerates. Also as an adj.; as, accelerator nerves. [1913 Webster]
WordNet (r) 3.0 (2006):

accelerator n 1: a pedal that controls the throttle valve; "he stepped on the gas" [syn: accelerator, accelerator pedal, gas pedal, gas, throttle, gun] 2: a valve that regulates the supply of fuel to the engine [syn: accelerator, throttle, throttle valve] 3: (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected [syn: catalyst, accelerator] [ant: anticatalyst] 4: a scientific instrument that increases the kinetic energy of charged particles [syn: accelerator, particle accelerator, atom smasher]
Moby Thesaurus II by Grady Ward, 1.0:

67 Moby Thesaurus words for "accelerator": PCV valve, alternator, ammeter, atom smasher, atomic accelerator, atomic cannon, bearings, bonnet, boot, brake, bucket seat, bumper, camshaft, carburetor, chassis, choke, clutch, connecting rod, convertible top, cowl, crank, crankcase, crankshaft, cutout, cylinder, cylinder head, dash, dashboard, differential, distributor, exhaust, exhaust pipe, fan, fender, flywheel, gear, gearbox, gearshift, generator, headlight, headrest, hood, horn, ignition, intake, manifold, muffler, parking light, particle accelerator, piston, power brakes, power steering, radiator, rear-view mirror, seat belt, shock absorber, spark plug, speedometer, springs, starter, steering wheel, top, transmission, universal, valve, windscreen, windshield
The Free On-line Dictionary of Computing (30 December 2018):

accelerator Additional hardware to perform some function faster than is possible in software running on the normal CPU. Examples include graphics accelerators and floating-point accelerators. (1994-11-08)