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Definition of 'matter'


  1. that which has mass and occupies space; "an atom is the smallest indivisible unit of matter"
       Synonyms: substance
  2. a vaguely specified concern; "several matters to attend to"; "it is none of your affair"; "things are going well"
       Synonyms: affair thing
  3. some situation or event that is thought about; "he kept drifting off the topic"; "he had been thinking about the subject for several years"; "it is a matter for the police"
       Synonyms: topic subject issue
  4. a problem; "is anything the matter?"
  5. (used with negation) having consequence; "they were friends and it was no matter who won the games"
  6. written works (especially in books or magazines); "he always took some reading matter with him on the plane"


  1. have weight; have import, carry weight; "It does not matter much"
       Synonyms: count weigh

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