collision

play
noun col·li·sion \ kə-ˈli-zhən \

Definition of collision

1 :an act or instance of colliding :clash
2 :an encounter between particles (such as atoms or molecules) resulting in exchange or transformation of energy

collisional

play \kə-ˈlizh-nəl, -ˈli-zhə-nᵊl\ adjective

collisionally

adverb

Examples of collision in a Sentence

  1. The car was destroyed in the collision.

  2. the collision of two opposing philosophies regarding the rearing of children

Recent Examples of collision from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'collision.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of collision

Middle English, from Latin collision-, collisio, from collidere

Synonym Discussion of collision

impact, collision, shock, concussion mean a forceful, even violent contact between two or more things. impact may be used to imply contact between two things, at least one of which is impelled toward the other.
    • the glass shattered on impact with the floor
collision implies the coming together of two or more things with such force that both or all are damaged or their progress is severely impeded.
    • the collision damaged the vehicle
shock often denotes the effect produced by a collision and carries the suggestion of something that strikes or hits with force.
    • the shock of falling rocks
concussion when not in technical use, often suggests the shattering, disrupting, or weakening effects of a collision, explosion, or blow.
    • bystanders felt the concussion of the blast


COLLISION Defined for English Language Learners

collision

play
noun

Definition of collision for English Language Learners

  • : 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


COLLISION Defined for Kids

collision

play
noun col·li·sion \ kə-ˈli-zhən \

Definition of collision for Students

:an act or instance of colliding


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