particle - definition and synonyms

 
 
noun [countable] 

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/ˈpɑː(r)tɪk(ə)l/
singularparticle
pluralparticles
  1. 1
    an extremely small piece or amount of something
    particle of:

    tiny particles of food

    There’s not a particle of evidence to support his story.

  2. 2
    science an extremely small piece of matter that is part of an atom, for example an electron, proton, or neutron
  3. 3
    linguistics an adverb or preposition used with a verb to form a phrasal verb. For example in the sentenceHe quickly put on his clothes’, ‘on’ is a particle.