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collision

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Noun collision has 3 senses
  1. collision, hit - (physics) an brief event in which two or more bodies come together; "the collision of the particles resulted in an exchange of energy and a change of direction"
    --1 is a kind of contact, impinging, striking
    Derived forms: verb collide1, verb collide3
  2. collision - an accident resulting from violent impact of a moving object; "three passengers were killed in the collision"; "the collision of the two ships resulted in a serious oil spill"
    --2 is a kind of
    accident
    --2 has particulars: fender-bender; pileup; smash, smash-up
    Derived form: verb collide1
  3. collision - a conflict of opposed ideas or attitudes or goals; "a collision of interests"
    --3 is a kind of
    dispute, difference, difference of opinion, conflict
    Derived form: verb collide2
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