C1 noun Neutre #2,500 le plus courant 5 min de lecture

accelerate

/əkˈsɛləreɪt/

To increase speed or rate, often used for progress, development, or physical motion in formal contexts.

Mot en 30 secondes

  • To increase speed or rate.
  • Implies faster progress or development.
  • Common in formal, business, and academic contexts.
  • Often means 'speed up' but sounds more formal.
  • Can apply to physical motion or abstract concepts.

Overview

The word 'accelerate' fundamentally means to increase in speed or rate, or to cause something to increase in speed or rate. It carries a strong sense of moving forward more quickly, often implying a deliberate action or an inherent tendency towards faster progression.

1. Overview: Nuances and Connotations

At its core, 'accelerate' is about speed and rate. However, its usage extends beyond mere physical velocity. It can describe the speeding up of abstract concepts like economic growth, technological advancement, or even a project's timeline. The word often suggests a positive or at least a significant change, implying that things are moving from a slower state to a faster one. It can also imply that the acceleration is a result of external input or internal momentum. Connotations can vary: in a business context, it's usually positive, meaning increased efficiency or growth. In a more neutral scientific or technical context, it simply describes a change in velocity. In personal contexts, it might describe the rapid development of feelings or a situation.

2. Usage Patterns: Formal vs. Informal, Written vs. Spoken, Regional Variations

'Accelerate' is a versatile verb, used across various registers. It's common in formal writing, particularly in academic, scientific, business, and technical fields. For instance, you might read about 'accelerated learning programs' or 'measures to accelerate economic recovery.' In spoken English, it's also widely understood and used, though perhaps slightly less frequently than in formal writing. In informal conversation, people might opt for simpler terms like 'speed up' or 'hurry up.' There aren't significant regional variations in the meaning or primary usage of 'accelerate' in English-speaking countries, although the frequency of its use might differ based on context and the speaker's background.

3. Common Contexts: Work, School, Daily Life, Media, Literature

  • Work/Business: Companies aim to accelerate growth, sales, or product development. Investors might seek to accelerate the return on their investment. Managers might implement strategies to accelerate project completion.
  • Education: Schools and universities offer accelerated degree programs for high-achieving students. Researchers study factors that can accelerate learning or cognitive development.
  • Science/Technology: In physics, acceleration is a fundamental concept (rate of change of velocity). In technology, innovation cycles are constantly accelerating.
  • Daily Life: While less common in everyday chat, one might say a car's engine 'accelerated quickly' or that a particular event 'seemed to accelerate' the pace of change in their life.
  • Media: News reports often discuss efforts to accelerate economic recovery, vaccine rollouts, or peace talks.
  • Literature: Authors might use 'accelerate' to describe the rapid build-up of tension in a plot, the quickening of a character's heartbeat, or the swift passage of time.

4. Comparison with Similar Words

  • Speed up: This is the most direct and common synonym, often used interchangeably in informal contexts. 'Speed up' is generally less formal than 'accelerate.' You would 'speed up' your car, but you might 'accelerate' economic reforms.
  • Hasten: Similar to 'accelerate,' but often implies bringing something about sooner, sometimes with a sense of urgency or impatience. 'He hastened his departure' suggests he left sooner than planned, perhaps due to a desire to leave quickly. 'Accelerate' focuses more on the increase in rate.
  • Expedite: This specifically means to make a process happen faster, usually by removing obstacles or allocating more resources. It's common in business and logistics. 'Expedite the shipping' means to make it faster, often implying efficiency improvements, whereas 'accelerate' could simply mean increasing the speed of an existing process.
  • Quickly/Fasten: These adverbs describe the manner of movement or action, not the act of increasing the rate itself. 'He ran quickly' describes how he ran, while 'He accelerated his run' describes him increasing his speed while running.

5. Register & Tone: When to Use and When to Avoid

'Accelerate' is generally suitable for neutral to formal contexts. It's a precise term that adds a professional or technical nuance. Avoid using it in very casual, intimate conversations where simpler terms like 'speed up' are more natural. For instance, telling a friend you're going to 'accelerate your coffee break' sounds overly formal and slightly absurd; 'speed up' or 'take a quicker break' would be better.

6. Common Collocations Explained in Context

  • Accelerate growth: This refers to increasing the rate at which something grows, typically used in business or economics (e.g., “The new marketing strategy helped to accelerate growth.”).
  • Accelerate development: Similar to growth, this means speeding up the process of development, whether it's in technology, infrastructure, or personal skills (e.g., “Investment is needed to accelerate technological development.”).
  • Accelerate progress: This implies making faster headway on a task, project, or journey (e.g., "The team's collaboration helped accelerate progress on the research.").
  • Accelerate recovery: Used when discussing the speed at which something returns to a normal state after a disruption, like economic recovery or physical healing (e.g., “The government introduced stimulus packages to accelerate economic recovery.”).
  • Accelerate learning: Refers to methods or programs designed to help someone learn faster (e.g., “The intensive course aims to accelerate learning for beginners.”).
  • Accelerate a process: A general phrase indicating that a particular procedure or sequence of events is being made to happen more quickly (e.g., “We need to accelerate the approval process.”).
  • Accelerate rapidly/quickly: Adverbs often paired with 'accelerate' to emphasize the degree of speed increase (e.g., “The car accelerated rapidly away from the lights.”).
  • Accelerate towards: Often used in physics or motion contexts, indicating the direction and increase in speed (e.g., “The object accelerated towards the planet.”)

Exemples

1

The company implemented new software to accelerate data processing.

business

A empresa implementou um novo software para acelerar o processamento de dados.

2

Scientists are working to accelerate the development of a vaccine.

academic

Cientistas estão trabalhando para acelerar o desenvolvimento de uma vacina.

3

The car accelerated rapidly down the highway.

everyday

O carro acelerou rapidamente pela autoestrada.

4

He felt his pulse accelerate as he neared the finish line.

informal

Ele sentiu seu pulso acelerar ao se aproximar da linha de chegada.

5

The government introduced measures designed to accelerate economic growth.

formal

O governo introduziu medidas destinadas a acelerar o crescimento econômico.

6

She chose an accelerated degree program to finish university in three years.

academic

Ela escolheu um programa de graduação acelerado para terminar a universidade em três anos.

7

The plot seemed to accelerate towards its dramatic conclusion.

literary

O enredo pareceu acelerar em direção à sua conclusão dramática.

8

Let's try to accelerate our departure; we're already running late.

informal

Vamos tentar acelerar a nossa partida; já estamos atrasados.

Synonymes

hasten expedite quicken precipitate facilitate stimulate

Antonymes

decelerate delay hinder

Collocations courantes

accelerate growth acelerar o crescimento
accelerate development acelerar o desenvolvimento
accelerate progress acelerar o progresso
accelerate recovery acelerar a recuperação
accelerate learning acelerar o aprendizado
accelerate process acelerar o processo
accelerate rapidly acelerar rapidamente
accelerate quickly acelerar rapidamente

Phrases Courantes

accelerate into

acelerar em direção a (uma curva, por exemplo)

accelerate out of

acelerar para sair de (uma curva, por exemplo)

accelerated learning

aprendizagem acelerada

accelerated depreciation

depreciação acelerada

Souvent confondu avec

accelerate vs decelerate

'Decelerate' is the direct opposite of 'accelerate'; it means to reduce speed or rate. While 'accelerate' means to speed up, 'decelerate' means to slow down. Example: The car accelerated, then began to decelerate.

accelerate vs hasten

'Hasten' often implies bringing something about sooner, sometimes with urgency or eagerness, focusing on the timing. 'Accelerate' focuses more on increasing the speed or rate of an ongoing process. Example: He hastened his steps (walked faster) vs. The new policy will accelerate economic recovery (increase its rate).

accelerate vs expedite

'Expedite' specifically means to make a process faster by removing obstacles or improving efficiency, often used in logistics and business. 'Accelerate' is broader and can mean simply increasing speed without necessarily implying efficiency improvements. Example: We need to expedite the delivery vs. The engine's roar seemed to accelerate the car's speed.

Modèles grammaticaux

Subject + accelerate + Object (e.g., The engine accelerated the car.) Subject + accelerate + Adverb (e.g., The car accelerated quickly.) Subject + accelerate + towards + Noun Phrase (e.g., The economy accelerated towards recession.) Subject + accelerate + (Object) + Prepositional Phrase (e.g., They accelerated into the turn.) Gerund/Infinitive + accelerate + Object (e.g., To accelerate growth requires investment.) Passive voice: Object + be accelerated + by + Agent (e.g., Growth was accelerated by the new policy.)

How to Use It

Notes d'usage

While 'accelerate' is widely understood, its formality means it's best reserved for contexts where precision and a professional tone are desired. In casual conversation, 'speed up' is usually more natural. Be mindful that using 'accelerate' for simple, everyday actions might sound overly dramatic or stilted. It is frequently used in scientific, technical, and business writing to denote an increase in rate or velocity.


Erreurs courantes

Learners sometimes overuse 'accelerate' in informal settings where 'speed up' would be more appropriate. For example, saying 'Let's accelerate our lunch plans' sounds unnatural; 'Let's speed up our lunch plans' or 'Let's have a quicker lunch' is better. Also, confusing it with 'expedite' can occur; 'expedite' implies removing barriers to speed up, whereas 'accelerate' is a more general increase in rate.

Tips

💡

Think 'Rate of Change'

Remember that 'accelerate' often implies a change in the *rate* of something. Whether it's speed, growth, or development, think about what is speeding up.

⚠️

Avoid Overuse in Casual Talk

While understood, 'accelerate' can sound overly formal or even pretentious in casual conversation. Stick to 'speed up' or 'hurry up' with friends unless you specifically want that formal tone.

🌍

Pace of Modern Life

The concept of acceleration is deeply embedded in modern culture, often linked to technological progress and economic competition. Using 'accelerate' can tap into this cultural understanding of constant forward momentum.

🎓

Nuance with Adverbs

Pair 'accelerate' with adverbs to convey specific shades of meaning. 'Accelerate slowly' might sound contradictory but could refer to a gradual increase in rate, while 'accelerate dramatically' implies a sudden, significant change.

Origine du mot

The word 'accelerate' comes from the Latin 'accelerare,' meaning 'to hasten, quicken.' It's formed from 'ad-' (to, toward) and 'celer' (swift, quick). The meaning has remained consistent, evolving from a general sense of hastening to include the specific physical concept of changing velocity.

Contexte culturel

In many Western cultures, particularly influenced by industrialization and technological advancement, there's a strong emphasis on speed, efficiency, and progress. The concept of acceleration is thus frequently celebrated or seen as a necessary driver of success in business, technology, and even personal development. Media often portrays rapid change and acceleration as exciting or desirable.

Astuce mémo

Imagine a race car driver hitting the gas pedal – they are pressing down hard to *accelerate*. Think of the 'ace' in accelerate as being the 'best' or 'fastest' way forward, pushing the speed to its peak.

Questions fréquentes

8 questions

'Speed up' is a more general and informal term, often used in everyday conversation. 'Accelerate' is more formal and precise, frequently used in technical, business, or academic contexts to describe a deliberate increase in rate.

Yes, it can be used metaphorically for emotions or feelings. For example, 'His fear began to accelerate as the storm grew worse,' meaning his fear increased rapidly.

Not necessarily. While it often implies positive progress (like 'accelerate growth'), it can also describe a neutral increase in rate (like a car accelerating) or even a negative one if the context implies a dangerous speed-up.

It refers to educational programs or methods designed to help students learn material faster than in a standard curriculum, often covering the same content in less time.

Use 'hasten' when the focus is on bringing something about sooner, often with urgency. Use 'accelerate' when the focus is on increasing the rate or speed of something already in progress.

The most common antonyms are 'decelerate' (to slow down) and 'slow down' (a more general term).

Yes. Transitively: 'The driver accelerated the car.' Intransitively: 'The car accelerated quickly.'

A company might implement new strategies to 'accelerate product development' or 'accelerate sales revenue' to achieve faster market penetration or profitability.

Teste-toi

fill blank

The government hopes new policies will ______ economic recovery.

Correct ! Pas tout à fait. Rponse correcte : accelerate

'Accelerate' fits best here, meaning to speed up the process of economic recovery, which is a common usage in a formal/economic context.

multiple choice

The team worked hard to accelerate the project timeline.

Correct ! Pas tout à fait. Rponse correcte : To speed up the project timeline

In this context, 'accelerate' means to increase the speed or rate at which the project is completed, making the timeline shorter.

sentence building

growth / strategy / new / the / accelerate / will / strategy

Correct ! Pas tout à fait. Rponse correcte : The new strategy will accelerate growth.

This sentence follows standard English Subject-Verb-Object structure, with 'strategy' as the subject, 'will accelerate' as the verb phrase, and 'growth' as the object.

error correction

She tried to accelerate her heartbeat by running faster.

Correct ! Pas tout à fait. Rponse correcte : She tried to accelerate her heartbeat by running faster.

This sentence is grammatically correct. 'Accelerate' is used correctly here to mean increase the rate of her heartbeat due to physical exertion.

Score : /4

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