accelerator

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.

A substance that increases the rate of a chemical reaction, i.e. a catalyst.

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(1) See Web page acceleration, CDN, download accelerator, graphics accelerator, video accelerator, accelerator board and particle accelerator.

(2) A key combination such as Alt-G or Ctrl-Shift H that is used to activate a task.

(3) An incubator that expects to develop the company considerably faster than normal. See incubator.

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(aksel′ərātur)
n

1. that which increases rapidity of action or function. n 2. a catalyst or other substance that hastens a chemical reaction (for example, NaCl added to water and plaster to hasten the set). n 3. a film-developing solution of potassium hydroxide or sodium carbonate used to enlarge the emulsion and to establish an alkaline medium.

A factor which increases the momentum of a boom or slump in an economy so that a small change in demand, for example, leads to a greater industrial growth or decline.

1. A substance which, when added to concrete, mortar, or grout, increases the rate of hydration of a hydraulic cement, shortens the time of set, or increases the rate of hardening or strength development.
2. A substance, added with a curing agent, to speed a vulcanization process and enhance the physical properties of a vulcanized material.
3. Same as accelerating admixture.

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[L.] an agent or apparatus that increases the rate at which something occurs or progresses.

• developing a. — alkaline constituent of an x-ray developer which controls the rate of development. Called also activator.
• a. factor, a. globulin — factor V, one of the blood clotting factors. Called also proaccelerin.
• serum prothrombin conversion a. (SPCA) — clotting factor VII; see proconvertin.

A bacterial substance added to a compost pile to speed the decomposition of organic materials. Also called activator; compost activator.

IN BRIEF: Something that makes objects go faster. A gas pedal in a car.

Laura pushed the accelerator all the way to the floor when she drove on the highway.

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Dansk (Danish)
n. - speeder, gaspedal

Nederlands (Dutch)
gaspedaal, (deeltjes) ver- sneller

Français (French)
n. - (GB, Aut) accélérateur

Deutsch (German)
n. - Gaspedal, Beschleuniger, Beschleunigungsanlage

Ελληνική (Greek)
n. - (μηχαν.) γκάζι, πεντάλ γκαζιού, επιταχυντής

Italiano (Italian)
acceleratore, acceleratore nucleare, acceleratore di particelle

Português (Portuguese)
n. - acelerador (m)

idioms:

• particle accelerator    acelerador (m) de partículas (Fís.)

Русский (Russian)
ускоритель, педаль газа, ускоритель частиц

idioms:

• particle accelerator    катализатор

Español (Spanish)
n. - acelerador, acelerador de partículas

Svenska (Swedish)
n. - gaspedal, påskyndare

中文（简体）(Chinese (Simplified))
加速装置, 催化剂, 油门, 促进剂, 加速器

中文（繁體）(Chinese (Traditional))
n. - 加速裝置, 催化劑, 油門, 促進劑, 加速器

한국어 (Korean)
n. - 가속 장치, 촉진신경, 현상촉진제

日本語 (Japanese)
n. - 加速装置, アクセル, 加速器, 促進因子, 粒子加速器

العربيه (Arabic)
‏(الاسم) معاجل, مسرع, دواسه البنزين, ماده تزيد من سرعه ألتفاعل‏

עברית (Hebrew)
n. - ‮מאיץ, דוושת-הדלק, מאיץ-חלקיקים (פיסיקה), זרז בריאקציה כימית‬

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3 d hardware accelerator cards