• synonyms

angular acceleration

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noun Physics.
  1. the time rate of change of angular velocity of a rotating body.

Origin of angular acceleration

First recorded in 1880–85
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for angular acceleration

angular acceleration

  1. the rate of change of angular velocity
  2. astronautics the acceleration of a space vehicle around an axis
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

angular acceleration in Science

angular acceleration

  1. The rate of change of angular velocity with respect to time. Angular acceleration is measured in revolutions per minute squared or in radians per second squared.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.