Atwood's machine

noun At·wood's machine \ˈat‧ˌwu̇dz-\

Definition of Atwood's machine

  1. :  an apparatus for demonstrating the laws of accelerated motion by means of a light nearly frictionless pulley wheel over which passes a thread having at its ends fairly heavy masses whose slight difference in weight is the cause of the acceleration

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Origin and Etymology of atwood's machine

after George Atwood †1807 English mathematician, its inventor


Seen and Heard

What made you want to look up Atwood's machine? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

a brief usually trivial fact

Get Word of the Day daily email!