Definition of newton in English:


Line breaks: new¦ton
Pronunciation: /ˈnjuːt(ə)n
(abbreviation: N)


  • The SI unit of force. It is equal to the force that would give a mass of one kilogram an acceleration of one metre per second per second, and is equivalent to 100,000 dynes.
    More example sentences
    • Timber can usually soften and take about 100 kilograms, 1,000 newtons per square centimetre.
    • A newton has a mass unit of kilograms and an acceleration unit of meters squared per second.
    • Both are units of force, but one pound-force is equal to 4.45 newtons.


early 20th century: named after Sir Issac Newton (see Newton, Sir Isaac).

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