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collision

[kuh-lizh-uh n] /kəˈlɪʒ ən/
noun
1.
the act of colliding; a coming violently into contact; crash:
the collision of two airplanes.
2.
a clash; conflict:
a collision of purposes.
3.
Physics. the meeting of particles or of bodies in which each exerts a force upon the other, causing the exchange of energy or momentum.
Origin of collision
late Middle English
1400-1450
1400-50; late Middle English < Late Latin collīsiōn- (stem of collīsiō), equivalent to collīs(us) (past participle of collīdere to collide) + -iōn- -ion
Related forms
collisional, adjective
anticollision, adjective
Can be confused
collision, collusion.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for collision

collision

/kəˈlɪʒən/
noun
1.
a violent impact of moving objects; crash
2.
the conflict of opposed ideas, wishes, attitudes, etc: a collision of interests
3.
(physics) an event in which two or more bodies or particles come together with a resulting change of direction and, normally, energy
Word Origin
C15: from Late Latin collīsiō from Latin collīdere to collide
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for collision
n.

early 15c., from Middle French collision (15c.), from Latin collisionem (nominative collisio) "a dashing together," noun of action from collidere (see collide).

Online Etymology Dictionary, © 2010 Douglas Harper
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collision in Technology


1. When two hosts transmit on a network at once causing their packets to corrupt each other.
See collision detection.
2. hash collision.
(1995-01-06)

The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
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