Meaning of “collision” in the English Dictionary

"collision" in British English

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collisionnoun

uk /kəˈlɪʒ.ən/ us /kəˈlɪʒ.ən/

collision noun (ACCIDENT)

[ C or U ] an accident that happens when two vehicles hit each other with force:

There has been a collision on the southbound stretch of the motorway.
Two drivers were killed in a head-on (= direct) collision between a car and a taxi last night.
The cyclist was in a collision with a bus.

collision noun (DIFFERENCE)

[ C ] a strong disagreement:

There was a collision of interests/opinions.

(Definition of “collision” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"collision" in American English

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collisionnoun [ C ]

us /kəˈlɪʒ·ən/

the violent coming together of two or more moving objects, such as vehicles:

The collision involved a pickup truck and a car .

(Definition of “collision” from the Cambridge Academic Content Dictionary © Cambridge University Press)

"collision" in Business English

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collisionnoun [ C or U ]

uk /kəˈlɪʒən/ us

INSURANCE an accident in which two vehicles hit each other:

Injuries from rear-end collisions were down, which could mean more than $45 million saved on accident damage per year.
collision damage
be on a collision course

if two or more people or groups are on a collision course, they are doing or saying things which will cause a disagreement or problems between them:

The House and the Senate are again on a collision course over transportation.

(Definition of “collision” from the Cambridge Business English Dictionary © Cambridge University Press)