noun col·li·sion \kə-ˈli-zhən\

: a crash in which two or more things or people hit each other

: a situation in which people or groups disagree : a clash or conflict

Full Definition of COLLISION

:  an act or instance of colliding :  clash
:  an encounter between particles (as atoms or molecules) resulting in exchange or transformation of energy
col·li·sion·al \-ˈlizh-nəl, -ˈli-zhə-nəl\ adjective
col·li·sion·al·ly adverb

Examples of COLLISION

  1. The car was destroyed in the collision.
  2. <the collision of two opposing philosophies regarding the rearing of children>


Middle English, from Latin collision-, collisio, from collidere
First Known Use: 15th century
May 27, 2015
riot act Hear it
a vigorous reprimand or warning
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