collision
Americannoun
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the act of colliding; a coming violently into contact; crash.
the collision of two airplanes.
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a clash; conflict.
a collision of purposes.
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Physics. the meeting of particles or of bodies in which each exerts a force upon the other, causing the exchange of energy or momentum.
noun
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a violent impact of moving objects; crash
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the conflict of opposed ideas, wishes, attitudes, etc
a collision of interests
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physics an event in which two or more bodies or particles come together with a resulting change of direction and, normally, energy
Other Word Forms
- anticollision adjective
- collisional adjective
Etymology
Origin of collision
1400–50; late Middle English < Late Latin collīsiōn- (stem of collīsiō ), equivalent to collīs ( us ) (past participle of collīdere to collide ) + -iōn- -ion
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The U.S. government says the actions of an air traffic controller and Army helicopter pilot played a role in a fatal collision in January near the nation’s capital.
From Los Angeles Times
New research suggests that Saturn's brilliant rings and its largest moon, Titan, may share a violent past shaped by collisions between moons.
From Science Daily
The size of each satellite greatly impacts the chance of collisions, researchers found.
From BBC
Former OpenAI employees founded Anthropic in 2021 on the premise that AI development should prioritize safety -- a philosophy that now puts it on a collision course with the Pentagon and the White House.
From Barron's
Gardaí have appealed for anyone who may have witnessed the collision to come forward.
From BBC
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
