subatomic particle
noun [C] specializedDefinition
› an extremely small piece of matter that is smaller than an atom or found inside an atom, such as a proton, neutron, or electronAtoms, molecules and sub-atomic particles
(Definition of subatomic particle noun from the Cambridge Advanced Learner's Dictionary & Thesaurus
© Cambridge University Press)
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Synonyms and related words:
- alpha particle noun
- anion noun
- atomic number noun
- beam noun (LINE)
- benzene ring noun
- cation noun
- diatomic adjective
- disaccharide noun
- electron noun
- fissile adjective
- hydroxyl ion noun
- ion noun
- isotope noun
- molecule noun
- neutron noun
- nuclear adjective (PHYSICS)
- nucleus noun
- positron noun
- quark noun (PHYSICS)
- relative atomic mass noun
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