Definition of Accelerator

1. Noun. A pedal that controls the throttle valve. "He stepped on the gas"

Exact synonyms: Accelerator Pedal, Gas, Gas Pedal, Gun, Throttle
Group relationships: Aeroplane, Airplane, Plane, Auto, Automobile, Car, Machine, Motorcar
Generic synonyms: Foot Lever, Foot Pedal, Pedal, Treadle
Derivative terms: Accelerate, Throttle



2. Noun. A valve that regulates the supply of fuel to the engine.
Exact synonyms: Throttle, Throttle Valve
Group relationships: Fuel System
Generic synonyms: Valve
Derivative terms: Accelerate, Throttle

3. Noun. (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected.
Exact synonyms: Catalyst
Category relationships: Chemical Science, Chemistry
Generic synonyms: Activator
Specialized synonyms: Biocatalyst, Enzyme, Platinum Black
Antonyms: Anticatalyst
Derivative terms: Catalyze

4. Noun. A scientific instrument that increases the kinetic energy of charged particles.

Definition of Accelerator

1. n. One who, or that which, accelerates. Also as an adj.; as, accelerator nerves.

Definition of Accelerator

1. Noun. One who, or that which, accelerates. ¹

2. Noun. A device for causing acceleration. ¹

3. Noun. (context: chemistry) A substance which speeds up chemical reactions. ¹

4. Noun. (context: vehicle) An accelerator pedal. ¹

5. Noun. (context: photography) A chemical that reduces development time. ¹

6. Noun. (context: physics) A device that accelerates charged subatomic particles. ¹

7. Noun. (context: physiology medical) A muscle or nerve that speed the performance of an action. ¹

¹ Source: wiktionary.com

Definition of Accelerator

1. [n -S]

Medical Definition of Accelerator

1. 1. Anything that increases rapidity of action or function. 2. In physiology, a nerve, muscle, or substance that quickens movement or response. 3. A catalytic agent used to hasten a chemical reaction. 4. In nuclear physics, a device that accelerates charged particles (e.g., protons) to high speed in order to produce nuclear reactions in a target, often for the production of radionuclides or for radiation therapy. Synonym: accelerant. Origin: L. Accelerans, pres. P. Of ac-celero, to hasten, fr. Celer, swift (05 Mar 2000)

Accelerator Pictures

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Lexicographical Neighbors of Accelerator

accelerates
accelerating
accelerating force
acceleratingly
acceleration
acceleration clause
acceleration clauses
acceleration of gravity
acceleration phase
acceleration principle
acceleration unit
accelerational
accelerations
accelerative
acceleratively
accelerator (current term)
accelerator factor
accelerator fibres
accelerator globulin
accelerator key
accelerator keys
accelerator nerves
accelerator pedal
accelerators
acceleratory
accelerin
accelerogram
accelerograms
accelerograph

Literary usage of Accelerator

Below you will find example usage of this term as found in modern and/or classical literature:

1. A Text-book of physiology: For Medical Students and Physicians by William Henry Howell (1915)
"We may conclude, therefore, that the accelerator and the inhibitory fibers are working constantly on the heart, and that its rate is the resultant or ..."

2. Utilisation and Reliability of High Power Proton Accelerators: Workshop by NEA Nuclear Science Committee (2005)
"ADS technology would necessarily be an extension of the accelerator of the ... As both accelerator and target/reactor would operate in uncharted regions of ..."

3. The Journal of Experimental Medicine by Rockefeller University, Rockefeller Institute, Rockefeller Institute for Medical Research (1897)
"The conclusions reached by Baxt* from his experiments upon the relation of the vagus to the accelerator nerves of the heart, published about twenty years ..."

4. A Text-book of Human Physiology by Robert Adolph Armand Tigerstedt (1906)
"B. THE accelerator NERVES OF THE HEART These arise from the sympathetic (Fig. 67). They pass out of the spinal cord in the upper four or five (most of them ..."

5. A Manual of Physiology by Gerald Francis Yeo (1890)
"THE accelerator NERVES. It has been found that stimulation of the cervical portion ... These accelerator fibres pass from the cord through the communicating ..."

6. Anatomy: Descriptive and Surgical by Henry Gray (1897)
"The accelerator urinae (Ejaculator seminiĀ», or Bulbo-cavernosus) is placed in the middle line of the ..."

7. Transactions by American Society of Mechanical Engineers (1916)
"23 Series III was made with the accelerator gate open about 40 per cent of its travel. ... Throughout this series, the accelerator was sucking seme air, ..."

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