B2 adjective Neutral

acceleration

/əkˌsɛl.əˈreɪ.ʃən/

Acceleration refers to the rate at which the speed or direction of an object changes over time. It can also describe the act of increasing the speed of a process or the rate at which something happens.

Examples

3 of 5
1

The car's acceleration is impressive, reaching 60 mph in just four seconds.

The car's acceleration is impressive, reaching 60 mph in just four seconds.

2

The board of directors called for an acceleration of the restructuring plan to remain competitive.

The board of directors called for an acceleration of the restructuring plan to remain competitive.

3

I love the acceleration you feel when the plane finally takes off.

I love the acceleration you feel when the plane finally takes off.

Word Family

Noun
acceleration
Verb
accelerate
Adverb
acceleratingly
Adjective
accelerated
Related
accelerator
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Memory Tip

Think of the 'accelerator' pedal in a car. When you step on it, you feel 'acceleration' as the car gains speed.

Quick Quiz

The driver felt a sudden ______ as the sports car zoomed down the highway.

Correct!

The correct answer is: acceleration

Examples

1

The car's acceleration is impressive, reaching 60 mph in just four seconds.

everyday

The car's acceleration is impressive, reaching 60 mph in just four seconds.

2

The board of directors called for an acceleration of the restructuring plan to remain competitive.

formal

The board of directors called for an acceleration of the restructuring plan to remain competitive.

3

I love the acceleration you feel when the plane finally takes off.

informal

I love the acceleration you feel when the plane finally takes off.

4

In physics, constant acceleration implies that the velocity changes by the same amount each second.

academic

In physics, constant acceleration implies that the velocity changes by the same amount each second.

5

Our primary goal this quarter is the acceleration of product development cycles.

business

Our primary goal this quarter is the acceleration of product development cycles.

Word Family

Noun
acceleration
Verb
accelerate
Adverb
acceleratingly
Adjective
accelerated
Related
accelerator

Common Collocations

rapid acceleration rapid acceleration
rate of acceleration rate of acceleration
constant acceleration constant acceleration
economic acceleration economic acceleration
sudden acceleration sudden acceleration

Common Phrases

acceleration of gravity

acceleration of gravity

hardware acceleration

hardware acceleration

acceleration clause

acceleration clause

Often Confused With

acceleration vs velocity

Velocity is the speed in a specific direction, while acceleration is the change in that velocity.

acceleration vs speed

Speed is how fast something moves; acceleration is how quickly that speed is changing.

📝

Usage Notes

While commonly used in physics to describe motion, it is frequently used in business and social contexts to describe the speeding up of trends or projects.

⚠️

Common Mistakes

Learners often use 'speed' when they actually mean 'acceleration' (the increase in speed). Also, remember it is spelled with a double 'c'.

💡

Memory Tip

Think of the 'accelerator' pedal in a car. When you step on it, you feel 'acceleration' as the car gains speed.

📖

Word Origin

From the Latin 'acceleratio', derived from 'accelerare' meaning 'to hasten' (ad- 'to' + celer 'swift').

Grammar Patterns

Uncountable noun when referring to the general concept of increasing speed. Countable noun when referring to specific instances or measurements of speed change. Often followed by the preposition 'of' (e.g., acceleration of growth).
🌍

Cultural Context

In modern tech culture, 'acceleration' is often linked to 'accelerationism,' a philosophy regarding the rapid advancement of technology and capitalism.

Quick Quiz

The driver felt a sudden ______ as the sports car zoomed down the highway.

Correct!

The correct answer is: acceleration

Related Words

ultraphobty

C1

A state of extreme, pathological fear or an overwhelming aversion that exceeds the intensity of a standard phobia. It is typically used in clinical or specialized contexts to describe a totalizing and paralyzing sense of dread toward a specific stimulus or environment.

supercredcy

C1

Describing information, sources, or evidence that possesses an exceptionally high degree of reliability, authority, and trustworthiness. It is used to characterize something that is considered beyond reproach or indisputable in its veracity.

multiantidom

C1

Describing a state or entity that exhibits resistance or opposition across several distinct domains, jurisdictions, or spheres of influence. It characterizes a complex posture of multifaceted defiance aimed at maintaining autonomy against multiple external pressures.

incelerer

C1

To hasten or increase the speed and efficiency of a process, action, or development from within. It is specifically used in technical or academic contexts to describe the stimulation of inherent growth or velocity.

multichromness

C1

The state or quality of exhibiting multiple colors or shifting hues, particularly in response to light or perspective. It describes a complex visual property where various pigments or light frequencies create a diverse, often iridescent, appearance.

postlaterfy

C1

Describes a state or action that has been deferred beyond a secondary point of delay, often implying a sequence of repeated postponements. It characterizes tasks, decisions, or events that exist in a state of indefinite future scheduling.

homolucous

C1

To explain, clarify, or illuminate diverse subjects using a single, unified perspective or set of criteria. It involves the process of bringing disparate ideas into a shared and consistent framework of understanding.

pretactate

C1

To strategically plan, coordinate, or arrange preliminary tactical measures before a major operation or formal engagement. It involves the meticulous organization of steps to ensure a desired outcome during the execution phase.

monothermal

C1

A clinical procedure or state characterized by a single temperature, most commonly used in audiology to refer to a caloric test performed with either warm or cold irrigation alone. It is used as a screening tool to assess the balance system of the inner ear more quickly than standard two-temperature tests.

deducity

C1

Describing a logic or statement that is inherently capable of being inferred from established premises through a process of reasoning. In specialized testing contexts, it refers to the quality of a conclusion that follows necessarily from its preceding arguments.

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