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atomic structure

American  

noun

Physics.
  1. the structure of an atom, theoretically consisting of a positively charged nucleus surrounded and neutralized by negatively charged electrons revolving in orbits at varying distances from the nucleus, the constitution of the nucleus and the arrangement of the electrons differing with various chemical elements.


atomic structure British  

noun

  1. the concept of an atom as a central positively charged nucleus consisting of protons and neutrons surrounded by a number of electrons. The number of electrons is equal to the number of protons: the whole entity is thus electrically neutral

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of atomic structure

First recorded in 1895–1900

Example Sentences

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See Examples For:

These powerful facilities allowed scientists to squeeze water to pressures exceeding 1.5 million atmospheres and heat it to several thousand degrees Celsius, all while capturing snapshots of its atomic structure within trillionths of a second.

From Science Daily Jan. 13, 2026

This happens because of a topological property of PtBi2 that arises from how electrons interact with the material's orderly atomic structure.

From Science Daily Dec. 26, 2025

Understanding the atomic structure of the surface of a functional material is essential for both engineers and chemists.

From Science Daily Nov. 18, 2024

After cooling the nodes to close to absolute zero, light is sent through the first node and, by nature of the silicon vacancy center's atomic structure, becomes entangled with it.

From Science Daily May 15, 2024

There he would make an even greater mark on science by taking on the core question of atomic structure.

From "Big Science" by Michael Hiltzik

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