acceleration

CEFRB2

/əkˌsɛl.əˈɹeɪ.ʃən/

noun

Türkçe translations

Translating…

In plain English

  1. 01

    noun

    An increase in speed or the rate of change.

  2. 02

    noun

    Extra detail

    The amount by which a speed or velocity increases (and so a scalar quantity or a vector quantity).

Examples

  • If not, how do you explain the acceleration?

  • The derivatives of space with respect to time are velocity, acceleration, and jerk.

At a glance

Sits at B2 on the CEFR scale

Senses
5
Parts of speech
1
Citations
2

Deep Dive

noun

Extra meanings

  1. The change of velocity with respect to time (can include deceleration or changing direction).

  2. The act of accelerating, or the state of being accelerated; increase of motion or action; as opposed to retardation or deceleration.

  3. The advancement of students at a rate that places them ahead of where they would be in the regular school curriculum.

More examples

In context

  • A falling body moves toward the earth with an acceleration of velocity.

  • The boosters produce an acceleration of 20 metres per second per second.

  • A period of social improvement, or of intellectual advancement, contains within itself a principle of acceleration […]

Antonyms

Quick test

Two questions on this entry. Nothing is scored.

Question 1 · Quick check

The rocket's journey required constant blank to escape the pull of Earth's gravity.

Practise this properly in the app, where the word comes back before you forget it.

Nearby

Origin

noun

First attested in 1531. From French accélération or more likely directly from Latin accelerātiō (“a hastening, acceleration”). Equivalent to accelerate + -ion.