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English definition of “particle”

particle

noun (SMALL PIECE)    /ˈpɑː.tɪ.kl̩/ US  /ˈpɑːr.t̬ə-/
C2 [C] an extremely small piece of matter : Dust particles must have got into the motor . Electrons are atomic particles.Words meaning small pieces and amounts [S] a very small amount of something: She wouldn't give me even the slightest particle of information about what she'd been doing.Words meaning small pieces and amounts
(Definition of particle noun (SMALL PIECE) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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