collision

Noun
  1. (physics) a brief event in which two or more bodies come together (synset 107317160)
    "the collision of the particles resulted in an exchange of energy and a change of direction"
    referred to in: natural philosophy, physics - the science of matter and energy and their interactions
    is a type of: contact, impinging, striking - the physical coming together of two or more things
    same as: hit
  2. An accident resulting from violent impact of a moving object (synset 107316161)
    "three passengers were killed in the collision"; "the collision of the two ships resulted in a serious oil spill"
    is a type of: accident - an unfortunate mishap; especially one causing damage or injury
    subtypes:
    • fender-bender - a collision between motor vehicles that produces minor damage
    • pileup - multiple collisions of vehicles
    • smash, smash-up - a serious collision (especially of motor vehicles)
  3. A conflict of opposed ideas or attitudes or goals (synset 107197660)
    "a collision of interests"
    is a type of: conflict, difference, difference of opinion, dispute - a disagreement or argument about something important

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