a device consisting of two unequal masses connected by a string passed over a pulley, used to illustrate the laws of motion.
Decoding The PR MachineIf a PR rep is waving something shiny in their left hand, you might want to look to see what they're hiding in their right hand.
Origin of Atwood's machine
named after George Atwood (1746–1807), English mathematician who invented it
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019