English Dictionary

Pioneers in dictionary publishing since 1819

newton (ˈnjuːtən Pronunciation for newton



  1. the derived SI unit of force that imparts an acceleration of 1 metre per second to a mass of 1 kilogram; equivalent to 105 dynes or 7.233 poundals N

Word Origin

C20: named after Sir Isaac Newton

Newton1 (ˈnjuːtən Pronunciation for Newton1



  1. one of the deepest craters on the moon, over 7300 m deep and about 112 km in diameter, situated in the SE quadrant

Newton2 (ˈnjuːtən Pronunciation for Newton2



  1. Sir Isaac. 1642–1727, English mathematician, physicist, astronomer, and philosopher, noted particularly for his law of gravitation, his three laws of motion, his theory that light is composed of corpuscles, and his development of calculus independently of Leibnitz. His works include Principia Mathematica (1687) and Opticks (1704)

Example Sentences Including 'newton'

The unit of force is the newton , N; one newton is the force which will accelerate one kilogram by one metre per second per second.
McMonagle, D. Science Basic Facts
These are normally extremely weak, typically around a billion-billionth of a newton.
New Scientist (2004)
newton To whoever decided to pull the plug NOW, right before March... Angela I am so sad.
canada.com (2005)


Log in to comment on this word.