Electron

usgb/ɪˈlektrɑːn/
noun

A very small particle of matter that is part of an atom and has a negative electric charge.

Electrons move around the nucleus of an atom at a high speed.
Visual representation of "electron" - A very small particle of matter that is part of an atom and has a negative electric charge

Often appears as...

  • valence electron
  • electron microscope

Usage tips

General, Academic,Technical

Definition 1 of 2
Visual representation of "electron"
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Atomic Structure

Electrons are fundamental for understanding atoms in physics and chemistry.

Illustration for Atomic Structure
Atoms consist of protons, neutrons, and electrons.
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Negative Charge

Electrons carry a negative charge that balances the positive charge of protons.

Illustration for Negative Charge
The electron's negative charge attracts it to the positively charged protons.
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Electricity Basics

Movement of electrons creates electricity, a fundamental concept in physics.

Illustration for Electricity Basics
Electric currents are flows of electrons through a conductor.
Visual representation of the word "Electron"

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