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Another word for atom

a-z
Noun

  1. Tiny particle

    See also:

    bit

  2. Particle in atomic physics

    See also:

    element

    atomic-energy

© WEBSTER’S NEW WORLD® ROGET’S A-Z THESAURUS by Charlton Laird and the editors of Webster’s New World dictionaries. Copyright © 1999 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Sentence Examples

  • An atom is made up of protons, neutrons, and electrons.

  • When an atom is charged, it becomes an ion.

  • There's not an atom of dirt in her house because she never stops cleaning.

  • A molecule may be defined as the smallest part of a substance which can exist alone; an atom as the smallest part of a substance which can exist in combination.

  • Dalton believed that the molecules of the elementary gases consisted each of one atom; his diagram for hydrogen gas makes the point clear.

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