Pronunciation

/əkˌseləˈreɪʃən/

Definitions

• Noun: The act or process of speeding up; an increase in the rate or speed of something. For example: “The car’s acceleration from 0 to 60 mph was impressive.”

Phrases

• “Acceleration due to gravity” refers to the constant rate at which an object accelerates when falling freely in a vacuum near the Earth’s surface.
• “Linear acceleration” describes an increase in speed without changing direction.
• “Angular acceleration” pertains to the rate of change of angular velocity, typically seen in spinning objects.

Example Sentences

• The new engine technology allows for rapid acceleration, making the car a favorite among enthusiasts.
• Due to the force of gravity, the ball experienced a significant acceleration as it rolled down the hill.
• In physics class, we learned that acceleration is the second derivative of position with respect to time.

Synonyms

• Speeding up
• Quickening
• Hastening
• Accelerando (in musical contexts)
• Growth (in non-physical contexts, such as economic acceleration)