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What is the difference between collide and impact?

collide | impact |

As verbs the difference between collide and impact

is that collide is to impact directly, especially if violent while impact is to compress; to compact; to press or pack together.

As a noun impact is

the force or energy of a collision of two objects.

collide

English

Verb

(collid)
  • To impact directly, especially if violent
  • When a body collides with another, then momentum is conserved.
  • * Tyndall
  • Across this space the attraction urges them. They collide , they recoil, they oscillate.
  • * Carlyle
  • No longer rocking and swaying, but clashing and colliding .
  • * {{quote-news
  • , year=2012 , date=June 2 , author= Phil McNulty , title=England 1-0 Belgium , work=BBC Sport citation , page= , passage=And this friendly was not without its injury worries, with defender Gary Cahill substituted early on after a nasty, needless push by Dries Mertens that caused him to collide with goalkeeper Joe Hart, an incident that left the Chelsea defender requiring a precautionary X-ray at Wembley.}}
  • To come into conflict, or be incompatible
  • China collided with the modern world.

    Synonyms

    * clash

    impact

    English

    Noun

    (en noun)
  • The striking of one body against another; collision.
  • The force or energy of a collision of two objects.
  • The hatchet cut the wood on impact .
  • (chiefly, medicine) A forced impinging.
  • His spine had an impingement; L4 and L5 made impact , which caused numbness in his leg.
  • A significant or strong influence; an effect.
  • His friend's opinion had an impact on his decision.
    Our choice of concrete will have a tremendous impact on the building's mechanical performance.

    Usage notes

    * Adjectives often applied to "impact": social, political, physical, positive, negative, good, bad, beneficial, harmful, significant, great, important, strong, big, small, real, huge, likely, actual, potential, devastating, disastrous, true, primary. * The adposition generally used with "impact" is "on" (such as in last example in section above) * There are English speakers who are so ). In defensive editing, the solution is to replace the figurative noun sense with effect'' and the verb sense with ''affect , which nearly always produces an acceptable result. (Rarely, a phrase such as "the impact of late effects" is better stetted to avoid "the effect of [...] effects".)

    Derived terms

    * impactful * impactive * impact statement * Western impact

    Verb

    (en verb)
  • To compress; to compact; to press or pack together.
  • If fecal incontinence is caused by impacted stool in the rectum, the impaction must be removed.
  • (proscribed) To influence; to affect; to have an on.
  • ''I can make the changes, but it will impact the schedule.
  • To collide or strike.
  • When the hammer impacts the nail, it bends.

    Usage notes

    Some authorities object to the verb sense of impact'', meaning "to influence; to affect; to have an impact on" or "to collide or strike". Although most .

    Derived terms

    * impactor