accelerator (redirected from prothrombin conversion, I accelerator)

ac·cel·er·a·tor  (k-sl-rtr)

n.

1. A device, especially the gas pedal of a motor vehicle, for increasing speed.

2. Chemistry A substance that increases the speed of a reaction.

3. Physics A particle accelerator.

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accelerator [ækˈsɛləˌreɪtə]

n

1. (Engineering / Automotive Engineering) a device for increasing speed, esp a pedal for controlling the fuel intake in a motor vehicle; throttle

2. (Physics / General Physics) Also called (not in technical usage) atom smasher Physics a machine for increasing the kinetic energy of subatomic particles or atomic nuclei and focusing them on a target

3. (Chemistry) Chem a substance that increases the speed of a chemical reaction, esp one that increases the rate of vulcanization of rubber, the rate of development in photography, the rate of setting of synthetic resins, or the rate of setting of concrete; catalyst

4. (Economics) Economics (in an economy) the relationship between the rate of change in output or sales and the consequent change in the level of investment

5. (Life Sciences & Allied Applications / Anatomy) Anatomy a muscle or nerve that increases the rate of a function

Thesaurus

Noun	1.	accelerator - a pedal that controls the throttle valve; "he stepped on the gas" accelerator pedal, gas pedal, throttle, gas, gun aeroplane, airplane, plane - an aircraft that has a fixed wing and is powered by propellers or jets; "the flight was delayed due to trouble with the airplane" auto, automobile, car, motorcar, machine - a motor vehicle with four wheels; usually propelled by an internal combustion engine; "he needs a car to get to work" foot lever, foot pedal, treadle, pedal - a lever that is operated with the foot
	2.	accelerator - a valve that regulates the supply of fuel to the engine throttle, throttle valve fuel system - equipment in a motor vehicle or aircraft that delivers fuel to the engine valve - control consisting of a mechanical device for controlling the flow of a fluid
	3.	accelerator - (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected catalyst chemical science, chemistry - the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions activator - (biology) any agency bringing about activation; a molecule that increases the activity of an enzyme or a protein that increases the production of a gene product in DNA transcription biocatalyst - a biochemical catalyst such as an enzyme enzyme - any of several complex proteins that are produced by cells and act as catalysts in specific biochemical reactions platinum black - a fine black powder of platinum; used as a catalyst in chemical reactions
	4.	accelerator - a scientific instrument that increases the kinetic energy of charged particles atom smasher, particle accelerator betatron, induction accelerator - accelerates a continuous beam of electrons to high speeds by means of the electric field produced by changing magnetic flux charge-exchange accelerator - an accelerator in which high-energy ions escape from plasma following charge exchange Cockcroft and Walton accelerator, Cockcroft and Walton voltage multiplier, Cockcroft-Walton accelerator, Cockcroft-Walton voltage multiplier - a high-voltage machine in which rectifiers charge capacitors that discharge and drive charged particles through an accelerating tube collider - an accelerator in which two beams of particles are forced to collide head on cyclotron - an accelerator that imparts energies of several million electron-volts to rapidly moving particles linac, linear accelerator - ions are accelerated along a linear path by voltage differences on electrodes along the path scientific instrument - an instrument used by scientists storage ring - container consisting of a set of magnets set in a doughnut-shaped ring around which charged particles from an accelerator can be kept circulating until they are used

Translations

accelerator [ækˈseləreɪtəʳ] N (Aut) → acelerador m
to step on the accelerator → pisar el acelerador

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accelerator [ækˈsɛləreɪtə^r] n [vehicle] → accélérateur m accelerator pedal
accelerator pedal n → pédale f d'accélérateur

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accelerator

n

(also accelerator pedal) → Gaspedal nt, → Gas nt (inf); to step on the accelerator → aufs Gas treten or drücken (inf)

(Phys) → Beschleuniger m

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accelerator [ækˈsɛləreɪtəʳ] n (Aut, Tech) → acceleratore m

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accelerator → معجل akcelerátor accelerator Gaspedal γκάζι acelerador kiihdytin accélérateur papučica za gas acceleratore アクセル 가속기 gaspedaal gasspedal akcelerator acelerador педаль газа gaspedal คันเร่ง gaz pedalı chân ga 加速器