accelerator (redirected from prothrombin conversion, II 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

Noun

1. a pedal in a motor vehicle that is pressed to increase speed

2. Physics a machine for increasing the speed and energy of charged particles

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 [ækˈsɛləreɪtəʳ] n (BRIT) → acelerador m

accelerator [ækˈsɛləreɪtəʳ] accelerate n (Brit) → accélérateur m

accelerator [ækˈsɛləreɪtəʳ] accelerate n → Gaspedal nt

accelerator [ækˈsɛləreɪtəʳ] n → acceleratore m