WordNet
law of motion
n. one of three basic laws of classical mechanics [syn: Newton's law of motion, Newton's law]
Usage examples of "law of motion".
This theory changes not the law of gravity, but Newton's law of motion: force equals mass times acceleration.
Momentum, reaction, any law of motion that makes time a part of the statement.
Like Newtons third Law of Motion - every force has an equal and opposing force, that kind of thing?
First, spaceship ballistics is a very simple subject, being hardly more than the application of the second law of motion to an inverse-square field.