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Definition of Subatomic particle

Babylon English Dictionary

elementary particle, individual elemental particle that is part of the atom
Subatomic particle Definition from Language, Idioms & Slang Dictionaries & Glossaries
WordNet 2.0

Noun
1. a particle that is less complex than an atom; regarded as constituents of all matter
(synonym) elementary particle, fundamental particle
(hypernym) particle
(hyponym) antilepton
(part-holonym) atom
Subatomic particle Definition from Encyclopedia Dictionaries & Glossaries
Wikipedia English - The Free Encyclopedia
In the physical sciences, subatomic particles are particles smaller than atoms. (although some subatomic particles have mass greater than some atoms). There are two types of subatomic particles: elementary particles, which according to current theories are not made of other particles; and composite particles. Particle physics and nuclear physics study these particles and how they interact.

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