| Meaning | (physics) a particle that is less complex than an atom; regarded as constituents of all matter. |
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| Synonym | fundamental particle |
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| Category | physics, natural philosophy | The science of matter and energy and their interactions |
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| Part of | atom | (physics and chemistry) the smallest component of an element having the chemical properties of the element |
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| Narrower | antilepton | The antiparticle of a lepton |
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| antiparticle | A particle that has the same mass as another particle but has opposite values for its other properties |
| antiquark | The antiparticle of a quark |
| hadron | Any elementary particle that interacts strongly with other particles |
| lepton | An elementary particle that participates in weak interactions |
| quark | (physics) hypothetical truly fundamental particle in mesons and baryons |
| strange particle | An elementary particle with non-zero strangeness |
| string, cosmic string | (cosmology) a hypothetical one-dimensional subatomic particle having a concentration of energy and the dynamic properties of a flexible loop |
| weakly interacting massive particle, WIMP | A hypothetical subatomic particle of large mass that interacts weakly with ordinary matter through gravitation |
| Broader | particle, subatomic particle | A body having finite mass and internal structure but negligible dimensions |
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| Spanish | partícula elemental |
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| Catalan | partícula elemental |
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