col·​li·​sion | \ kə-ˈli-zhən How to pronounce collision (audio) \

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

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Other Words from collision

collisional \ kə-​ˈlizh-​nəl How to pronounce collision (audio) , -​ˈli-​zhə-​nᵊl \ adjective
collisionally adverb

Choose the Right Synonym for 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

Examples of collision in a Sentence

The car was destroyed in the collision. the collision of two opposing philosophies regarding the rearing of children
Recent Examples on the Web The car that struck his was going west in the 1400 block of C Street and went through a red light before the collision, police said. Washington Post, "Driver killed in crash near Capitol Hill," 6 Apr. 2021 There is an emergency landing button to prevent collision with other things. Maren Estrada, BGR, "Amazon deal drops this hot new Full HD camera drone to just $39.99," 6 Apr. 2021 Two cars were involved in a collision off Woodley Boulevard near Burbank Boulevard. Eric Sondheimer Columnist, Los Angeles Times, "Prep Rally: Not all the basketball talent is on the boys’ side," 5 Apr. 2021 Nemerov’s book, to its credit, depicts her art not as a collision of art-historical icebergs but as the result of a personal practice, of nonverbal habits, of a way of being in the world. Adam Gopnik, The New Yorker, "Helen Frankenthaler and the Messy Art of Life," 5 Apr. 2021 Multidisciplinary Accident Investigation Team will be leading the collision investigation. Jon Haworth, ABC News, "Wanted parolee in stolen car dies moments later after slamming into tree during high speed police chase," 4 Apr. 2021 That collision resulted in five additional vehicles being struck, for a total of seven vehicles involved, and three men ages 19, 21 and 28 were taken to the University of Chicago Medical Center for treatment, police said. Karen Ann Cullotta,, "Jeep slams into Fire Department vehicle in Bronzeville, triggering 7-vehicle wreck, 3 injuries," 3 Apr. 2021 Prosecutors in New Hampshire recently filed new indictments that were stripped of previous allegations that 25-year-old Volodymyr Zhukovskyy caused the collision by driving his truck across the center line of a rural highway., "Mass. truck driver pleads not guilty following new indictments in high-profile, fatal NH motorcycle crash," 2 Apr. 2021 Anyone with information about the collision should contact Deputy Josh Valdez at 760-510-5042. Phil Diehl, San Diego Union-Tribune, "Hit-&-run driver injures 71-year-old cyclist," 2 Apr. 2021

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.

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First Known Use of collision

15th century, in the meaning defined at sense 1

History and Etymology for collision

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

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Time Traveler for collision

Time Traveler

The first known use of collision was in the 15th century

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Statistics for collision

Last Updated

9 Apr 2021

Cite this Entry

“Collision.” Dictionary, Merriam-Webster, Accessed 19 Apr. 2021.

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More Definitions for collision



English Language Learners Definition of collision

: 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


col·​li·​sion | \ kə-ˈli-zhən How to pronounce collision (audio) \

Kids Definition of collision

: an act or instance of colliding

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