newton's first law

1. 1.

   a body remains at rest or in motion with a constant velocity unless acted upon by an external force

   Synonymsfirst law of motionNewton's first law of motion

   BroaderNewton's law of motion

Questions about newton's first law

What does newton's first law mean?

newton's first law means "a body remains at rest or in motion with a constant velocity unless acted upon by an external force".

What is another word for newton's first law?

Close synonyms include first law of motion, Newton's first law of motion. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.