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electromagnetic force

American  
[i-lek-troh-mag-net-ik fawrs] / ɪˈlɛk troʊ mægˌnɛt ɪk ˈfɔrs /

noun

plural

electromagnetic forces
  1. Physics. the interaction between electrically charged particles, responsible for binding atoms and producing electromagnetic radiation, including visible light; the force exerted by electric and magnetic fields on charged particles.


electromagnetic force Scientific  
/ ĭ-lĕk′trō-măg-nĕtĭk /
  1. The fundamental force associated with electric and magnetic fields. The electromagnetic force is carried by the photon and is responsible for atomic structure, chemical reactions, the attractive and repulsive forces associated with electrical charge and magnetism, and all other electromagnetic phenomena. Like gravity, the electromagnetic force has an infinite range and obeys the inverse-square law. The electromagnetic force is weaker than the strong nuclear force but stronger than the weak force and gravity. Some scientists believe that the electromagnetic force and the weak nuclear force are both aspects of a single force called the electroweak force.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Direct detection has not been possible because dark matter particles do not interact with electromagnetic force -- meaning they do not absorb, reflect or emit light.

From Science Daily • Nov. 29, 2025

The electromagnetic force is conveyed by the photon, the strong force by the gluon, and the weak force by particles called the W boson and Z boson.

From Science Magazine • Mar. 27, 2024

At extremely high energies, the electromagnetic force, which controls the behavior of charged particles such as electrons, and the weak force, which governs processes such as fission decays, are unified into one “electroweak” force.

From Scientific American • Aug. 28, 2023

As the outer core's fluid motion generates a magnetic field for our planet, that same magnetic field drives the metallic inner core to rotate through electromagnetic force.

From Salon • Jan. 25, 2023

As we discussed earlier, one would expect that at such high temperatures the strong and weak nuclear forces and the electromagnetic force would all be unified into a single force.

From "A Brief History of Time: And Other Essays" by Stephen Hawking