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electron cloud

noun

Definition of electron cloud

: the system of electrons surrounding the nucleus of an atom

Examples of electron cloud in a Sentence

Recent Examples on the Web

 When two atoms get close together, each one’s electron cloud pushes the other’s around, and sometimes the two atoms start to behave as a unit: a molecule. — Sophia Chen, WIRED, "Chemists Orchestrate the Molecular Union of Two Single Atoms," 27 Apr. 2018

First Known Use of electron cloud

1920, in the meaning defined above

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